916383980 has 48 divisors (see below), whose sum is σ = 2040111360. Its totient is φ = 344567808.

The previous prime is 916383977. The next prime is 916383983. The reversal of 916383980 is 89383619.

It is an interprime number because it is at equal distance from previous prime (916383977) and next prime (916383983).

It is not an unprimeable number, because it can be changed into a prime (916383983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488324 + ... + 490196.

It is an arithmetic number, because the mean of its divisors is an integer number (42502320).

Almost surely, 2^916383980 is an apocalyptic number.

It is an amenable number.

916383980 is an abundant number, since it is smaller than the sum of its proper divisors (1123727380).

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

916383980 is a wasteful number, since it uses less digits than its factorization.

916383980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3338 (or 3336 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 916383980 is about 30271.8347643482. The cubic root of 916383980 is about 971.3129137514.

The spelling of 916383980 in words is "nine hundred sixteen million, three hundred eighty-three thousand, nine hundred eighty".