496002491 has 4 divisors (see below), whose sum is σ = 498187752. Its totient is φ = 493817232.

The previous prime is 496002469. The next prime is 496002499. The reversal of 496002491 is 194200694.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 194200694 = 2 ⋅97100347.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-496002491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (496002499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092290 + ... + 1092743.

It is an arithmetic number, because the mean of its divisors is an integer number (124546938).

Almost surely, 2^496002491 is an apocalyptic number.

496002491 is a deficient number, since it is larger than the sum of its proper divisors (2185261).

496002491 is a wasteful number, since it uses less digits than its factorization.

496002491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185260.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 496002491 is about 22271.1133758508. The cubic root of 496002491 is about 791.5796470828.

The spelling of 496002491 in words is "four hundred ninety-six million, two thousand, four hundred ninety-one".