56693636 has 6 divisors (see below), whose sum is σ = 99213870. Its totient is φ = 28346816.

The previous prime is 56693617. The next prime is 56693647. The reversal of 56693636 is 63639665.

It can be written as a sum of positive squares in only one way, i.e., 39137536 + 17556100 = 6256^2 + 4190^2 .

It is a super-3 number, since 3×56693636³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7086701 + ... + 7086708.

It is an arithmetic number, because the mean of its divisors is an integer number (16535645).

Almost surely, 2^56693636 is an apocalyptic number.

It is an amenable number.

56693636 is a deficient number, since it is larger than the sum of its proper divisors (42520234).

56693636 is a wasteful number, since it uses less digits than its factorization.

56693636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14173413 (or 14173411 counting only the distinct ones).

The product of its digits is 524880, while the sum is 44.

The square root of 56693636 is about 7529.5176472335. The cubic root of 56693636 is about 384.1593757560.

The spelling of 56693636 in words is "fifty-six million, six hundred ninety-three thousand, six hundred thirty-six".