61473056 has 24 divisors (see below), whose sum is σ = 127396080. Its totient is φ = 29118528.

The previous prime is 61473047. The next prime is 61473067. The reversal of 61473056 is 65037416.

It is a super-2 number, since 2×61473056² = 7557873227958272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49946 + ... + 51161.

It is an arithmetic number, because the mean of its divisors is an integer number (5308170).

Almost surely, 2^61473056 is an apocalyptic number.

It is an amenable number.

61473056 is an abundant number, since it is smaller than the sum of its proper divisors (65923024).

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

61473056 is a wasteful number, since it uses less digits than its factorization.

61473056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101136 (or 101128 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 61473056 is about 7840.4754957847. The cubic root of 61473056 is about 394.6646857907.

The spelling of 61473056 in words is "sixty-one million, four hundred seventy-three thousand, fifty-six".