55704056 has 8 divisors (see below), whose sum is σ = 104445120. Its totient is φ = 27852024.

The previous prime is 55704043. The next prime is 55704059. The reversal of 55704056 is 65040755.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×55704056² = 6205883709702272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55704059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3481496 + ... + 3481511.

It is an arithmetic number, because the mean of its divisors is an integer number (13055640).

Almost surely, 2^55704056 is an apocalyptic number.

It is an amenable number.

55704056 is a deficient number, since it is larger than the sum of its proper divisors (48741064).

55704056 is a wasteful number, since it uses less digits than its factorization.

55704056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6963013 (or 6963009 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 55704056 is about 7463.5149896011. The cubic root of 55704056 is about 381.9110928569.

The spelling of 55704056 in words is "fifty-five million, seven hundred four thousand, fifty-six".