56966966 has 16 divisors (see below), whose sum is σ = 103402656. Its totient is φ = 22978176.

The previous prime is 56966941. The next prime is 56966969. The reversal of 56966966 is 66966965.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56966969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119441 + ... + 119916.

It is an arithmetic number, because the mean of its divisors is an integer number (6462666).

Almost surely, 2^56966966 is an apocalyptic number.

56966966 is a deficient number, since it is larger than the sum of its proper divisors (46435690).

56966966 is a wasteful number, since it uses less digits than its factorization.

56966966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239383.

The product of its digits is 3149280, while the sum is 53.

The square root of 56966966 is about 7547.6463881133. The cubic root of 56966966 is about 384.7757529208.

Subtracting 56966966 from its reverse (66966965), we obtain a palindrome (9999999).

The spelling of 56966966 in words is "fifty-six million, nine hundred sixty-six thousand, nine hundred sixty-six".