497691996 has 24 divisors (see below), whose sum is σ = 1162003584. Its totient is φ = 165794160.

The previous prime is 497691959. The next prime is 497692001. The reversal of 497691996 is 699196794.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8641 + ... + 32711.

It is an arithmetic number, because the mean of its divisors is an integer number (48416816).

Almost surely, 2^497691996 is an apocalyptic number.

It is an amenable number.

497691996 is an abundant number, since it is smaller than the sum of its proper divisors (664311588).

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

497691996 is a wasteful number, since it uses less digits than its factorization.

497691996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25801 (or 25799 counting only the distinct ones).

The product of its digits is 6613488, while the sum is 60.

The square root of 497691996 is about 22309.0115424238. The cubic root of 497691996 is about 792.4773994026.

The spelling of 497691996 in words is "four hundred ninety-seven million, six hundred ninety-one thousand, nine hundred ninety-six".