916734720 has 216 divisors, whose sum is σ = 3219815088. Its totient is φ = 222126080.

The previous prime is 916734719. The next prime is 916734727. The reversal of 916734720 is 27437619.

It is not an unprimeable number, because it can be changed into a prime (916734727) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 463654 + ... + 465626.

Almost surely, 2^916734720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 916734720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1609907544).

916734720 is an abundant number, since it is smaller than the sum of its proper divisors (2303080368).

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

916734720 is a wasteful number, since it uses less digits than its factorization.

916734720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019 (or 1994 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 916734720 is about 30277.6273839282. The cubic root of 916734720 is about 971.4368191753.

The spelling of 916734720 in words is "nine hundred sixteen million, seven hundred thirty-four thousand, seven hundred twenty".