772067812 has 72 divisors (see below), whose sum is σ = 1497787200. Its totient is φ = 347723712.

The previous prime is 772067729. The next prime is 772067839. The reversal of 772067812 is 218760277.

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 23 ways as a sum of consecutive naturals, for example, 4313139 + ... + 4313317.

It is an arithmetic number, because the mean of its divisors is an integer number (20802600).

Almost surely, 2^772067812 is an apocalyptic number.

It is an amenable number.

772067812 is a deficient number, since it is larger than the sum of its proper divisors (725719388).

772067812 is a wasteful number, since it uses less digits than its factorization.

772067812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 40.

The square root of 772067812 is about 27786.1082557454. The cubic root of 772067812 is about 917.3853819653.

The spelling of 772067812 in words is "seven hundred seventy-two million, sixty-seven thousand, eight hundred twelve".