492507057 has 16 divisors (see below), whose sum is σ = 751187840. Its totient is φ = 281169792.

The previous prime is 492507023. The next prime is 492507077. The reversal of 492507057 is 750705294.

It is not a de Polignac number, because 492507057 - 2¹⁰ = 492506033 is a prime.

It is the 22193-rd Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (492507077) by changing a digit.

It is a nontrivial repunit in base 22192.

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, 13323 + ... + 34095.

It is an arithmetic number, because the mean of its divisors is an integer number (46949240).

Almost surely, 2^492507057 is an apocalyptic number.

It is an amenable number.

492507057 is a deficient number, since it is larger than the sum of its proper divisors (258680783).

492507057 is a wasteful number, since it uses less digits than its factorization.

492507057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21912.

The product of its (nonzero) digits is 88200, while the sum is 39.

The square root of 492507057 is about 22192.5000168976. The cubic root of 492507057 is about 789.7157857072.

The spelling of 492507057 in words is "four hundred ninety-two million, five hundred seven thousand, fifty-seven".