92081819 has 2 divisors, whose sum is σ = 92081820. Its totient is φ = 92081818.

The previous prime is 92081807. The next prime is 92081827. The reversal of 92081819 is 91818029.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 92081819 - 2¹² = 92077723 is a prime.

It is a super-2 number, since 2×92081819² = 16958122780697522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (92081219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46040909 + 46040910.

It is an arithmetic number, because the mean of its divisors is an integer number (46040910).

Almost surely, 2^92081819 is an apocalyptic number.

92081819 is a deficient number, since it is larger than the sum of its proper divisors (1).

92081819 is an equidigital number, since it uses as much as digits as its factorization.

92081819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 38.

The square root of 92081819 is about 9595.9272089778. The cubic root of 92081819 is about 451.5695300582.

The spelling of 92081819 in words is "ninety-two million, eighty-one thousand, eight hundred nineteen".