55704738 has 16 divisors (see below), whose sum is σ = 113073120. Its totient is φ = 18290976.

The previous prime is 55704709. The next prime is 55704743. The reversal of 55704738 is 83740755.

It is a junction number, because it is equal to n+sod(n) for n = 55704696 and 55704705.

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, 68883 + ... + 69686.

It is an arithmetic number, because the mean of its divisors is an integer number (7067070).

Almost surely, 2^55704738 is an apocalyptic number.

55704738 is an abundant number, since it is smaller than the sum of its proper divisors (57368382).

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

55704738 is a wasteful number, since it uses less digits than its factorization.

55704738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138641.

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 55704738 is about 7463.5606783894. The cubic root of 55704738 is about 381.9126514646.

The spelling of 55704738 in words is "fifty-five million, seven hundred four thousand, seven hundred thirty-eight".