56697268 has 12 divisors (see below), whose sum is σ = 99830080. Its totient is φ = 28174392.

The previous prime is 56697247. The next prime is 56697271. The reversal of 56697268 is 86279665.

It is a happy number.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42828 + ... + 44131.

Almost surely, 2^56697268 is an apocalyptic number.

It is an amenable number.

56697268 is a deficient number, since it is larger than the sum of its proper divisors (43132812).

56697268 is a wasteful number, since it uses less digits than its factorization.

56697268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87126 (or 87124 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 56697268 is about 7529.7588274791. The cubic root of 56697268 is about 384.1675791286.

It can be divided in two parts, 56697 and 268, that added together give a palindrome (56965).

The spelling of 56697268 in words is "fifty-six million, six hundred ninety-seven thousand, two hundred sixty-eight".