47347056 has 60 divisors (see below), whose sum is σ = 133096392. Its totient is φ = 15712128.

The previous prime is 47347051. The next prime is 47347061. The reversal of 47347056 is 65074374.

47347056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (47347051) and next prime (47347061).

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

It is a self number, because there is not a number n which added to its sum of digits gives 47347056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47347051) 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 11 ways as a sum of consecutive naturals, for example, 39295 + ... + 40481.

Almost surely, 2^47347056 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 47347056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66548196).

47347056 is an abundant number, since it is smaller than the sum of its proper divisors (85749336).

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

47347056 is a wasteful number, since it uses less digits than its factorization.

47347056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478 (or 1469 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 47347056 is about 6880.9197059695. The cubic root of 47347056 is about 361.7687034213.

The spelling of 47347056 in words is "forty-seven million, three hundred forty-seven thousand, fifty-six".