785264672 has 12 divisors (see below), whose sum is σ = 1545989886. Its totient is φ = 392632320.

The previous prime is 785264671. The next prime is 785264681. The reversal of 785264672 is 276462587.

It can be written as a sum of positive squares in only one way, i.e., 556771216 + 228493456 = 23596^2 + 15116^2 .

It is not an unprimeable number, because it can be changed into a prime (785264671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12269729 + ... + 12269792.

Almost surely, 2^785264672 is an apocalyptic number.

It is an amenable number.

785264672 is a deficient number, since it is larger than the sum of its proper divisors (760725214).

785264672 is a wasteful number, since it uses less digits than its factorization.

785264672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24539531 (or 24539523 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 47.

The square root of 785264672 is about 28022.5743285659. The cubic root of 785264672 is about 922.5827990007.

The spelling of 785264672 in words is "seven hundred eighty-five million, two hundred sixty-four thousand, six hundred seventy-two".