756428916 has 12 divisors (see below), whose sum is σ = 1765000832. Its totient is φ = 252142968.

The previous prime is 756428909. The next prime is 756428921. The reversal of 756428916 is 619824657.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31517860 + ... + 31517883.

Almost surely, 2^756428916 is an apocalyptic number.

It is an amenable number.

756428916 is an abundant number, since it is smaller than the sum of its proper divisors (1008571916).

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

756428916 is a wasteful number, since it uses less digits than its factorization.

756428916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63035750 (or 63035748 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 756428916 is about 27503.2528258023. The cubic root of 756428916 is about 911.1489396262.

The spelling of 756428916 in words is "seven hundred fifty-six million, four hundred twenty-eight thousand, nine hundred sixteen".