497674986 has 16 divisors (see below), whose sum is σ = 995597568. Its totient is φ = 165850400.

The previous prime is 497674981. The next prime is 497675021. The reversal of 497674986 is 689476794.

It is not an unprimeable number, because it can be changed into a prime (497674981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25246 + ... + 40406.

It is an arithmetic number, because the mean of its divisors is an integer number (62224848).

Almost surely, 2^497674986 is an apocalyptic number.

497674986 is an abundant number, since it is smaller than the sum of its proper divisors (497922582).

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

497674986 is a wasteful number, since it uses less digits than its factorization.

497674986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20637.

The product of its digits is 18289152, while the sum is 60.

The square root of 497674986 is about 22308.6303030912. The cubic root of 497674986 is about 792.4683709310.

The spelling of 497674986 in words is "four hundred ninety-seven million, six hundred seventy-four thousand, nine hundred eighty-six".