917464680 has 192 divisors, whose sum is σ = 3272555520. Its totient is φ = 221068800.

The previous prime is 917464673. The next prime is 917464693. The reversal of 917464680 is 86464719.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 47 ways as a sum of consecutive naturals, for example, 755754 + ... + 756966.

It is an arithmetic number, because the mean of its divisors is an integer number (17044560).

Almost surely, 2^917464680 is an apocalyptic number.

917464680 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 917464680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1636277760).

917464680 is an abundant number, since it is smaller than the sum of its proper divisors (2355090840).

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

917464680 is a wasteful number, since it uses less digits than its factorization.

917464680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432 (or 1425 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 917464680 is about 30289.6794304595. The cubic root of 917464680 is about 971.6945898172.

The spelling of 917464680 in words is "nine hundred seventeen million, four hundred sixty-four thousand, six hundred eighty".