56669896 has 8 divisors (see below), whose sum is σ = 106256070. Its totient is φ = 28334944.

The previous prime is 56669887. The next prime is 56669897. The reversal of 56669896 is 69896665.

It can be written as a sum of positive squares in only one way, i.e., 30802500 + 25867396 = 5550^2 + 5086^2 .

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

It is a super-2 number, since 2×56669896² = 6422954225301632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56669897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3541861 + ... + 3541876.

Almost surely, 2^56669896 is an apocalyptic number.

It is an amenable number.

56669896 is a deficient number, since it is larger than the sum of its proper divisors (49586174).

56669896 is a wasteful number, since it uses less digits than its factorization.

56669896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7083743 (or 7083739 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 55.

The square root of 56669896 is about 7527.9410199602. The cubic root of 56669896 is about 384.1057470627.

The spelling of 56669896 in words is "fifty-six million, six hundred sixty-nine thousand, eight hundred ninety-six".