497624691 has 8 divisors (see below), whose sum is σ = 664577424. Its totient is φ = 331210880.

The previous prime is 497624671. The next prime is 497624693. The reversal of 497624691 is 196426794.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 497624691 - 2⁶ = 497624627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 497624691.

It is not an unprimeable number, because it can be changed into a prime (497624693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132570 + ... + 136271.

It is an arithmetic number, because the mean of its divisors is an integer number (83072178).

Almost surely, 2^497624691 is an apocalyptic number.

497624691 is a deficient number, since it is larger than the sum of its proper divisors (166952733).

497624691 is a wasteful number, since it uses less digits than its factorization.

497624691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269461.

The product of its digits is 653184, while the sum is 48.

The square root of 497624691 is about 22307.5030202845. The cubic root of 497624691 is about 792.4416744319.

The spelling of 497624691 in words is "four hundred ninety-seven million, six hundred twenty-four thousand, six hundred ninety-one".