56697814 has 8 divisors (see below), whose sum is σ = 85104648. Its totient is φ = 28329600.

The previous prime is 56697787. The next prime is 56697827. The reversal of 56697814 is 41879665.

56697814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×56697814² = 6429284224757192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5652 + ... + 12055.

It is an arithmetic number, because the mean of its divisors is an integer number (10638081).

Almost surely, 2^56697814 is an apocalyptic number.

56697814 is a deficient number, since it is larger than the sum of its proper divisors (28406834).

56697814 is a wasteful number, since it uses less digits than its factorization.

56697814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19310.

The product of its digits is 362880, while the sum is 46.

The square root of 56697814 is about 7529.7950835332. The cubic root of 56697814 is about 384.1688123145.

The spelling of 56697814 in words is "fifty-six million, six hundred ninety-seven thousand, eight hundred fourteen".