916645132 has 24 divisors (see below), whose sum is σ = 1733108832. Its totient is φ = 421699200.

The previous prime is 916645069. The next prime is 916645133. The reversal of 916645132 is 231546619.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 916645091 and 916645100.

It is not an unprimeable number, because it can be changed into a prime (916645133) 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, 12169 + ... + 44512.

It is an arithmetic number, because the mean of its divisors is an integer number (72212868).

Almost surely, 2^916645132 is an apocalyptic number.

It is an amenable number.

916645132 is a deficient number, since it is larger than the sum of its proper divisors (816463700).

916645132 is a wasteful number, since it uses less digits than its factorization.

916645132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57009 (or 57007 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 916645132 is about 30276.1479055708. The cubic root of 916645132 is about 971.4051735549.

The spelling of 916645132 in words is "nine hundred sixteen million, six hundred forty-five thousand, one hundred thirty-two".