496971531 has 40 divisors (see below), whose sum is σ = 871412960. Its totient is φ = 276296832.

The previous prime is 496971493. The next prime is 496971533. The reversal of 496971531 is 135179694.

496971531 is a `hidden beast` number, since 49 + 6 + 9 + 71 + 531 = 666.

It is not a de Polignac number, because 496971531 - 2¹³ = 496963339 is a prime.

It is a super-2 number, since 2×496971531² = 493961405248967922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (496971533) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9135 + ... + 32823.

It is an arithmetic number, because the mean of its divisors is an integer number (21785324).

Almost surely, 2^496971531 is an apocalyptic number.

496971531 is a deficient number, since it is larger than the sum of its proper divisors (374441429).

496971531 is a wasteful number, since it uses less digits than its factorization.

496971531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23745 (or 23736 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The square root of 496971531 is about 22292.8582958758. The cubic root of 496971531 is about 792.0948147507.

The spelling of 496971531 in words is "four hundred ninety-six million, nine hundred seventy-one thousand, five hundred thirty-one".