496657986 has 64 divisors (see below), whose sum is σ = 1144281600. Its totient is φ = 142128000.

The previous prime is 496657979. The next prime is 496657991. The reversal of 496657986 is 689756694.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 753325 + ... + 753983.

It is an arithmetic number, because the mean of its divisors is an integer number (17879400).

Almost surely, 2^496657986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 496657986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (572140800).

496657986 is an abundant number, since it is smaller than the sum of its proper divisors (647623614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

496657986 is a wasteful number, since it uses less digits than its factorization.

496657986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295.

The product of its digits is 19595520, while the sum is 60.

The square root of 496657986 is about 22285.8247771986. The cubic root of 496657986 is about 791.9281991587.

The spelling of 496657986 in words is "four hundred ninety-six million, six hundred fifty-seven thousand, nine hundred eighty-six".