496397651 has 4 divisors (see below), whose sum is σ = 496567704. Its totient is φ = 496227600.

The previous prime is 496397623. The next prime is 496397689. The reversal of 496397651 is 156793694.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 156793694 = 2 ⋅78396847.

It is a cyclic number.

It is not a de Polignac number, because 496397651 - 2²⁶ = 429288787 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 496397651.

It is not an unprimeable number, because it can be changed into a prime (496387651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80570 + ... + 86511.

It is an arithmetic number, because the mean of its divisors is an integer number (124141926).

Almost surely, 2^496397651 is an apocalyptic number.

496397651 is a deficient number, since it is larger than the sum of its proper divisors (170053).

496397651 is a wasteful number, since it uses less digits than its factorization.

496397651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170052.

The product of its digits is 1224720, while the sum is 50.

The square root of 496397651 is about 22279.9831911965. The cubic root of 496397651 is about 791.7898056925.

The spelling of 496397651 in words is "four hundred ninety-six million, three hundred ninety-seven thousand, six hundred fifty-one".