916869580 has 48 divisors (see below), whose sum is σ = 2102849280. Its totient is φ = 333028800.

The previous prime is 916869557. The next prime is 916869581. The reversal of 916869580 is 85968619.

916869580 is digitally balanced in base 2 and base 6, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (916869581) 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, 255841 + ... + 259399.

It is an arithmetic number, because the mean of its divisors is an integer number (43809360).

Almost surely, 2^916869580 is an apocalyptic number.

It is an amenable number.

916869580 is an abundant number, since it is smaller than the sum of its proper divisors (1185979700).

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

916869580 is a wasteful number, since it uses less digits than its factorization.

916869580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4750 (or 4748 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 52.

The square root of 916869580 is about 30279.8543589628. The cubic root of 916869580 is about 971.4844525648.

The spelling of 916869580 in words is "nine hundred sixteen million, eight hundred sixty-nine thousand, five hundred eighty".