772493744 has 20 divisors (see below), whose sum is σ = 1632771240. Its totient is φ = 351133440.

The previous prime is 772493723. The next prime is 772493749. The reversal of 772493744 is 447394277.

It is not an unprimeable number, because it can be changed into a prime (772493749) by changing a digit.

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, 2194409 + ... + 2194760.

It is an arithmetic number, because the mean of its divisors is an integer number (81638562).

Almost surely, 2^772493744 is an apocalyptic number.

It is an amenable number.

772493744 is an abundant number, since it is smaller than the sum of its proper divisors (860277496).

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

772493744 is a wasteful number, since it uses less digits than its factorization.

772493744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4389188 (or 4389182 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 47.

The square root of 772493744 is about 27793.7716764026. The cubic root of 772493744 is about 917.5540510691.

The spelling of 772493744 in words is "seven hundred seventy-two million, four hundred ninety-three thousand, seven hundred forty-four".