772631970 has 32 divisors (see below), whose sum is σ = 2022891840. Its totient is φ = 187304640.

The previous prime is 772631957. The next prime is 772632019. The reversal of 772631970 is 79136277.

772631970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×772631970² = 1193920322132161800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1170325 + ... + 1170984.

It is an arithmetic number, because the mean of its divisors is an integer number (63215370).

Almost surely, 2^772631970 is an apocalyptic number.

772631970 is an abundant number, since it is smaller than the sum of its proper divisors (1250259870).

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

772631970 is a wasteful number, since it uses less digits than its factorization.

772631970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2341330.

The product of its (nonzero) digits is 111132, while the sum is 42.

The square root of 772631970 is about 27796.2582014198. The cubic root of 772631970 is about 917.6087752500.

The spelling of 772631970 in words is "seven hundred seventy-two million, six hundred thirty-one thousand, nine hundred seventy".