56692819 has 2 divisors, whose sum is σ = 56692820. Its totient is φ = 56692818.

The previous prime is 56692813. The next prime is 56692837. The reversal of 56692819 is 91829665.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56692819 - 2²⁵ = 23138387 is a prime.

It is a super-2 number, since 2×56692819² = 6428151452333522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56692813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28346409 + 28346410.

It is an arithmetic number, because the mean of its divisors is an integer number (28346410).

Almost surely, 2^56692819 is an apocalyptic number.

56692819 is a deficient number, since it is larger than the sum of its proper divisors (1).

56692819 is an equidigital number, since it uses as much as digits as its factorization.

56692819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 46.

The square root of 56692819 is about 7529.4633938947. The cubic root of 56692819 is about 384.1575304006.

The spelling of 56692819 in words is "fifty-six million, six hundred ninety-two thousand, eight hundred nineteen".