917996152 has 32 divisors (see below), whose sum is σ = 1749852000. Its totient is φ = 451430784.

The previous prime is 917996117. The next prime is 917996197. The reversal of 917996152 is 251699719.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 917996096 and 917996105.

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, 119038 + ... + 126514.

It is an arithmetic number, because the mean of its divisors is an integer number (54682875).

Almost surely, 2^917996152 is an apocalyptic number.

It is an amenable number.

917996152 is a deficient number, since it is larger than the sum of its proper divisors (831855848).

917996152 is a wasteful number, since it uses less digits than its factorization.

917996152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7735 (or 7731 counting only the distinct ones).

The product of its digits is 306180, while the sum is 49.

The square root of 917996152 is about 30298.4513135573. The cubic root of 917996152 is about 971.8821824264.

The spelling of 917996152 in words is "nine hundred seventeen million, nine hundred ninety-six thousand, one hundred fifty-two".