497740806 has 12 divisors (see below), whose sum is σ = 1078438452. Its totient is φ = 165913596.

The previous prime is 497740801. The next prime is 497740811. The reversal of 497740806 is 608047794.

It is an interprime number because it is at equal distance from previous prime (497740801) and next prime (497740811).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497740801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13826116 + ... + 13826151.

It is an arithmetic number, because the mean of its divisors is an integer number (89869871).

Almost surely, 2^497740806 is an apocalyptic number.

497740806 is an abundant number, since it is smaller than the sum of its proper divisors (580697646).

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

497740806 is a wasteful number, since it uses less digits than its factorization.

497740806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27652275 (or 27652272 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 497740806 is about 22310.1054681505. The cubic root of 497740806 is about 792.5033053563.

The spelling of 497740806 in words is "four hundred ninety-seven million, seven hundred forty thousand, eight hundred six".