497166117 has 8 divisors (see below), whose sum is σ = 757586496. Its totient is φ = 284094912.

The previous prime is 497166083. The next prime is 497166119. The reversal of 497166117 is 711661794.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 497166117 - 2¹⁸ = 496903973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497166119) 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, 11837268 + ... + 11837309.

It is an arithmetic number, because the mean of its divisors is an integer number (94698312).

Almost surely, 2^497166117 is an apocalyptic number.

It is an amenable number.

497166117 is a deficient number, since it is larger than the sum of its proper divisors (260420379).

497166117 is a wasteful number, since it uses less digits than its factorization.

497166117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23674587.

The product of its digits is 63504, while the sum is 42.

The square root of 497166117 is about 22297.2221812494. Note that the first 3 decimals coincide. The cubic root of 497166117 is about 792.1981811343.

The spelling of 497166117 in words is "four hundred ninety-seven million, one hundred sixty-six thousand, one hundred seventeen".