917480660 has 12 divisors (see below), whose sum is σ = 1926709428. Its totient is φ = 366992256.

The previous prime is 917480659. The next prime is 917480677. The reversal of 917480660 is 66084719.

It can be written as a sum of positive squares in 2 ways, for example, as 468549316 + 448931344 = 21646^2 + 21188^2 .

It is a super-2 number, since 2×917480660² = 1683541522948071200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22936997 + ... + 22937036.

It is an arithmetic number, because the mean of its divisors is an integer number (160559119).

Almost surely, 2^917480660 is an apocalyptic number.

It is an amenable number.

917480660 is an abundant number, since it is smaller than the sum of its proper divisors (1009228768).

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

917480660 is a wasteful number, since it uses less digits than its factorization.

917480660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45874042 (or 45874040 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 917480660 is about 30289.9432155295. The cubic root of 917480660 is about 971.7002313021.

The spelling of 917480660 in words is "nine hundred seventeen million, four hundred eighty thousand, six hundred sixty".