497493836 has 24 divisors (see below), whose sum is σ = 1019258016. Its totient is φ = 208010880.

The previous prime is 497493809. The next prime is 497493839. The reversal of 497493836 is 638394794.

It is not an unprimeable number, because it can be changed into a prime (497493839) 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, 215531 + ... + 217826.

It is an arithmetic number, because the mean of its divisors is an integer number (42469084).

Almost surely, 2^497493836 is an apocalyptic number.

It is an amenable number.

497493836 is an abundant number, since it is smaller than the sum of its proper divisors (521764180).

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

497493836 is a wasteful number, since it uses less digits than its factorization.

497493836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433409 (or 433407 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 53.

The square root of 497493836 is about 22304.5698456617. The cubic root of 497493836 is about 792.3722083947.

The spelling of 497493836 in words is "four hundred ninety-seven million, four hundred ninety-three thousand, eight hundred thirty-six".