916944272 has 20 divisors (see below), whose sum is σ = 1837841820. Its totient is φ = 442662528.

The previous prime is 916944271. The next prime is 916944277. The reversal of 916944272 is 272449619.

It can be written as a sum of positive squares in 2 ways, for example, as 281702656 + 635241616 = 16784^2 + 25204^2 .

It is not an unprimeable number, because it can be changed into a prime (916944271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 987623 + ... + 988550.

It is an arithmetic number, because the mean of its divisors is an integer number (91892091).

Almost surely, 2^916944272 is an apocalyptic number.

It is an amenable number.

916944272 is an abundant number, since it is smaller than the sum of its proper divisors (920897548).

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

916944272 is a wasteful number, since it uses less digits than its factorization.

916944272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976210 (or 1976204 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 916944272 is about 30281.0876951275. The cubic root of 916944272 is about 971.5108322331.

The spelling of 916944272 in words is "nine hundred sixteen million, nine hundred forty-four thousand, two hundred seventy-two".