497691294 has 16 divisors (see below), whose sum is σ = 999258768. Its totient is φ = 165251072.

The previous prime is 497691287. The next prime is 497691349. The reversal of 497691294 is 492196794.

It is a happy number.

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, 159837 + ... + 162920.

It is an arithmetic number, because the mean of its divisors is an integer number (62453673).

Almost surely, 2^497691294 is an apocalyptic number.

497691294 is an abundant number, since it is smaller than the sum of its proper divisors (501567474).

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

497691294 is a wasteful number, since it uses less digits than its factorization.

497691294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323019.

The product of its digits is 979776, while the sum is 51.

The square root of 497691294 is about 22308.9958088660. The cubic root of 497691294 is about 792.4770268031.

The spelling of 497691294 in words is "four hundred ninety-seven million, six hundred ninety-one thousand, two hundred ninety-four".