916663760 has 20 divisors (see below), whose sum is σ = 2131243428. Its totient is φ = 366665472.

The previous prime is 916663667. The next prime is 916663763. The reversal of 916663760 is 67366619.

916663760 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 95726656 + 820937104 = 9784^2 + 28652^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916663763) 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, 5729069 + ... + 5729228.

Almost surely, 2^916663760 is an apocalyptic number.

It is an amenable number.

916663760 is an abundant number, since it is smaller than the sum of its proper divisors (1214579668).

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

916663760 is a wasteful number, since it uses less digits than its factorization.

916663760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11458310 (or 11458304 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 916663760 is about 30276.4555389167. The cubic root of 916663760 is about 971.4117537870.

The spelling of 916663760 in words is "nine hundred sixteen million, six hundred sixty-three thousand, seven hundred sixty".