47418336 has 144 divisors (see below), whose sum is σ = 157981824. Its totient is φ = 13208832.

The previous prime is 47418323. The next prime is 47418337. The reversal of 47418336 is 63381474.

47418336 is a `hidden beast` number, since 474 + 183 + 3 + 6 = 666.

47418336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 47418336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47418337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86415 + ... + 86961.

It is an arithmetic number, because the mean of its divisors is an integer number (1097096).

Almost surely, 2^47418336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47418336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78990912).

47418336 is an abundant number, since it is smaller than the sum of its proper divisors (110563488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47418336 is a wasteful number, since it uses less digits than its factorization.

47418336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613 (or 602 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 47418336 is about 6886.0972981799. The cubic root of 47418336 is about 361.9501574591.

The spelling of 47418336 in words is "forty-seven million, four hundred eighteen thousand, three hundred thirty-six".