497992442 has 8 divisors (see below), whose sum is σ = 753842100. Its totient is φ = 246711744.

The previous prime is 497992409. The next prime is 497992457. The reversal of 497992442 is 244299794.

It can be written as a sum of positive squares in 2 ways, for example, as 449397601 + 48594841 = 21199^2 + 6971^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1141967 + ... + 1142402.

Almost surely, 2^497992442 is an apocalyptic number.

497992442 is a deficient number, since it is larger than the sum of its proper divisors (255849658).

497992442 is a wasteful number, since it uses less digits than its factorization.

497992442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284480.

The product of its digits is 1306368, while the sum is 50.

The square root of 497992442 is about 22315.7442627397. The cubic root of 497992442 is about 792.6368345361.

The spelling of 497992442 in words is "four hundred ninety-seven million, nine hundred ninety-two thousand, four hundred forty-two".