15272056 has 32 divisors (see below), whose sum is σ = 29484000. Its totient is φ = 7413120.

The previous prime is 15272051. The next prime is 15272071. The reversal of 15272056 is 65027251.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15272051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76645 + ... + 76843.

It is an arithmetic number, because the mean of its divisors is an integer number (921375).

Almost surely, 2^15272056 is an apocalyptic number.

It is an amenable number.

15272056 is a deficient number, since it is larger than the sum of its proper divisors (14211944).

15272056 is a wasteful number, since it uses less digits than its factorization.

15272056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 15272056 is about 3907.9477990372. The cubic root of 15272056 is about 248.1032781776.

The spelling of 15272056 in words is "fifteen million, two hundred seventy-two thousand, fifty-six".