492921361 has 4 divisors (see below), whose sum is σ = 492980224. Its totient is φ = 492862500.

The previous prime is 492921347. The next prime is 492921367. The reversal of 492921361 is 163129294.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 492921361 - 2⁵ = 492921329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 492921361.

It is not an unprimeable number, because it can be changed into a prime (492921367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14265 + ... + 34486.

It is an arithmetic number, because the mean of its divisors is an integer number (123245056).

Almost surely, 2^492921361 is an apocalyptic number.

It is an amenable number.

492921361 is a deficient number, since it is larger than the sum of its proper divisors (58863).

492921361 is a wasteful number, since it uses less digits than its factorization.

492921361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58862.

The product of its digits is 23328, while the sum is 37.

The square root of 492921361 is about 22201.8323793330. The cubic root of 492921361 is about 789.9371637251.

It can be divided in two parts, 49292 and 1361, that added together give a cube (50653 = 37³).

The spelling of 492921361 in words is "four hundred ninety-two million, nine hundred twenty-one thousand, three hundred sixty-one".