772716120 has 64 divisors (see below), whose sum is σ = 2528893440. Its totient is φ = 187324800.

The previous prime is 772716101. The next prime is 772716127. The reversal of 772716120 is 21617277.

It is a happy number.

772716120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772716127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291376 + ... + 294015.

It is an arithmetic number, because the mean of its divisors is an integer number (39513960).

Almost surely, 2^772716120 is an apocalyptic number.

It is an amenable number.

772716120 is an abundant number, since it is smaller than the sum of its proper divisors (1756177320).

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

772716120 is a wasteful number, since it uses less digits than its factorization.

772716120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585416 (or 585412 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 33.

The square root of 772716120 is about 27797.7718531540. The cubic root of 772716120 is about 917.6420873479.

The spelling of 772716120 in words is "seven hundred seventy-two million, seven hundred sixteen thousand, one hundred twenty".