53047056 has 40 divisors (see below), whose sum is σ = 138924640. Its totient is φ = 17438976.

The previous prime is 53047037. The next prime is 53047063. The reversal of 53047056 is 65074035.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4066 + ... + 11073.

It is an arithmetic number, because the mean of its divisors is an integer number (3473116).

Almost surely, 2^53047056 is an apocalyptic number.

It is an amenable number.

53047056 is an abundant number, since it is smaller than the sum of its proper divisors (85877584).

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

53047056 is a wasteful number, since it uses less digits than its factorization.

53047056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15223 (or 15217 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 53047056 is about 7283.3409916054. The cubic root of 53047056 is about 375.7397096972.

It can be divided in two parts, 530 and 47056, that added together give a triangular number (47586 = T₃₀₈).

The spelling of 53047056 in words is "fifty-three million, forty-seven thousand, fifty-six".