492435591 has 16 divisors (see below), whose sum is σ = 672268800. Its totient is φ = 320482368.

The previous prime is 492435577. The next prime is 492435607. The reversal of 492435591 is 195534294.

It is not a de Polignac number, because 492435591 - 2²² = 488241287 is a prime.

It is a super-2 number, since 2×492435591² = 484985622567038562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492435791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53400 + ... + 61938.

It is an arithmetic number, because the mean of its divisors is an integer number (42016800).

Almost surely, 2^492435591 is an apocalyptic number.

492435591 is a deficient number, since it is larger than the sum of its proper divisors (179833209).

492435591 is a wasteful number, since it uses less digits than its factorization.

492435591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8998.

The product of its digits is 194400, while the sum is 42.

The square root of 492435591 is about 22190.8898199239. The cubic root of 492435591 is about 789.6775862151.

The spelling of 492435591 in words is "four hundred ninety-two million, four hundred thirty-five thousand, five hundred ninety-one".