712745328 has 40 divisors (see below), whose sum is σ = 1938169600. Its totient is φ = 225077184.

The previous prime is 712745251. The next prime is 712745351. The reversal of 712745328 is 823547217.

712745328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389848 + ... + 391671.

It is an arithmetic number, because the mean of its divisors is an integer number (48454240).

Almost surely, 2^712745328 is an apocalyptic number.

It is an amenable number.

712745328 is an abundant number, since it is smaller than the sum of its proper divisors (1225424272).

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

712745328 is a wasteful number, since it uses less digits than its factorization.

712745328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781549 (or 781543 counting only the distinct ones).

The product of its digits is 94080, while the sum is 39.

The square root of 712745328 is about 26697.2906490528. The cubic root of 712745328 is about 893.2604928109.

The spelling of 712745328 in words is "seven hundred twelve million, seven hundred forty-five thousand, three hundred twenty-eight".