747725516 has 12 divisors (see below), whose sum is σ = 1312784088. Its totient is φ = 372644352.

The previous prime is 747725509. The next prime is 747725527. The reversal of 747725516 is 615527747.

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, 303221 + ... + 305676.

It is an arithmetic number, because the mean of its divisors is an integer number (109398674).

Almost surely, 2^747725516 is an apocalyptic number.

It is an amenable number.

747725516 is a deficient number, since it is larger than the sum of its proper divisors (565058572).

747725516 is a wasteful number, since it uses less digits than its factorization.

747725516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609208 (or 609206 counting only the distinct ones).

The product of its digits is 411600, while the sum is 44.

The square root of 747725516 is about 27344.5701374149. The cubic root of 747725516 is about 907.6409193596.

The spelling of 747725516 in words is "seven hundred forty-seven million, seven hundred twenty-five thousand, five hundred sixteen".