916913650 has 24 divisors (see below), whose sum is σ = 1751556420. Its totient is φ = 356852160.

The previous prime is 916913633. The next prime is 916913651. The reversal of 916913650 is 56319619.

It can be written as a sum of positive squares in 6 ways, for example, as 397483969 + 519429681 = 19937^2 + 22791^2 .

It is not an unprimeable number, because it can be changed into a prime (916913651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 245965 + ... + 249664.

Almost surely, 2^916913650 is an apocalyptic number.

916913650 is a deficient number, since it is larger than the sum of its proper divisors (834642770).

916913650 is a wasteful number, since it uses less digits than its factorization.

916913650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495678 (or 495673 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 40.

The square root of 916913650 is about 30280.5820617768. The cubic root of 916913650 is about 971.5000173498.

The spelling of 916913650 in words is "nine hundred sixteen million, nine hundred thirteen thousand, six hundred fifty".