916253740 has 24 divisors (see below), whose sum is σ = 1934214912. Its totient is φ = 364581120.

The previous prime is 916253731. The next prime is 916253813. The reversal of 916253740 is 47352619.

It is a self number, because there is not a number n which added to its sum of digits gives 916253740.

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, 116109 + ... + 123748.

It is an arithmetic number, because the mean of its divisors is an integer number (80592288).

Almost surely, 2^916253740 is an apocalyptic number.

It is an amenable number.

916253740 is an abundant number, since it is smaller than the sum of its proper divisors (1017961172).

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

916253740 is a wasteful number, since it uses less digits than its factorization.

916253740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240057 (or 240055 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 916253740 is about 30269.6835133769. The cubic root of 916253740 is about 971.2668960012.

The spelling of 916253740 in words is "nine hundred sixteen million, two hundred fifty-three thousand, seven hundred forty".