47153340 has 120 divisors (see below), whose sum is σ = 159371520. Its totient is φ = 11601792.

The previous prime is 47153339. The next prime is 47153347. The reversal of 47153340 is 4335174.

47153340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47153347) 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 39 ways as a sum of consecutive naturals, for example, 19941 + ... + 22179.

It is an arithmetic number, because the mean of its divisors is an integer number (1328096).

Almost surely, 2^47153340 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 47153340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79685760).

47153340 is an abundant number, since it is smaller than the sum of its proper divisors (112218180).

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

47153340 is a wasteful number, since it uses less digits than its factorization.

47153340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273 (or 2262 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 47153340 is about 6866.8289624833. The cubic root of 47153340 is about 361.2746482067.

The spelling of 47153340 in words is "forty-seven million, one hundred fifty-three thousand, three hundred forty".