497383818 has 16 divisors (see below), whose sum is σ = 996592800. Its totient is φ = 165490416.

The previous prime is 497383793. The next prime is 497383819. The reversal of 497383818 is 818383794.

It is not an unprimeable number, because it can be changed into a prime (497383819) 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, 72493 + ... + 79056.

It is an arithmetic number, because the mean of its divisors is an integer number (62287050).

Almost surely, 2^497383818 is an apocalyptic number.

497383818 is an abundant number, since it is smaller than the sum of its proper divisors (499208982).

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

497383818 is a wasteful number, since it uses less digits than its factorization.

497383818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152101.

The product of its digits is 1161216, while the sum is 51.

The square root of 497383818 is about 22302.1034433974. The cubic root of 497383818 is about 792.3137945169.

The spelling of 497383818 in words is "four hundred ninety-seven million, three hundred eighty-three thousand, eight hundred eighteen".