772232090 has 32 divisors (see below), whose sum is σ = 1622398464. Its totient is φ = 259130880.

The previous prime is 772232081. The next prime is 772232113. The reversal of 772232090 is 90232277.

772232090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 114071 + ... + 120650.

It is an arithmetic number, because the mean of its divisors is an integer number (50699952).

Almost surely, 2^772232090 is an apocalyptic number.

772232090 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

772232090 is an abundant number, since it is smaller than the sum of its proper divisors (850166374).

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

772232090 is a wasteful number, since it uses less digits than its factorization.

772232090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234782.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 772232090 is about 27789.0642159825. The cubic root of 772232090 is about 917.4504434128.

The spelling of 772232090 in words is "seven hundred seventy-two million, two hundred thirty-two thousand, ninety".