497798975 has 6 divisors (see below), whose sum is σ = 617270760. Its totient is φ = 398239160.

The previous prime is 497798971. The next prime is 497799011. The reversal of 497798975 is 579897794.

It is not a de Polignac number, because 497798975 - 2² = 497798971 is a prime.

It is a super-2 number, since 2×497798975² = 495607639022101250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497798971) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9955955 + ... + 9956004.

It is an arithmetic number, because the mean of its divisors is an integer number (102878460).

Almost surely, 2^497798975 is an apocalyptic number.

497798975 is a deficient number, since it is larger than the sum of its proper divisors (119471785).

497798975 is a wasteful number, since it uses less digits than its factorization.

497798975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19911969 (or 19911964 counting only the distinct ones).

The product of its digits is 40007520, while the sum is 65.

The square root of 497798975 is about 22311.4090769723. The cubic root of 497798975 is about 792.5341763963.

The spelling of 497798975 in words is "four hundred ninety-seven million, seven hundred ninety-eight thousand, nine hundred seventy-five".