772328888 has 16 divisors (see below), whose sum is σ = 1448740680. Its totient is φ = 385998048.

The previous prime is 772328881. The next prime is 772328903. The reversal of 772328888 is 888823277.

It is a super-2 number, since 2×772328888² = 1192983822478633088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772328881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170 + ... + 39302.

Almost surely, 2^772328888 is an apocalyptic number.

It is an amenable number.

772328888 is a deficient number, since it is larger than the sum of its proper divisors (676411792).

772328888 is a wasteful number, since it uses less digits than its factorization.

772328888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41606 (or 41602 counting only the distinct ones).

The product of its digits is 2408448, while the sum is 53.

The square root of 772328888 is about 27790.8058177520. The cubic root of 772328888 is about 917.4887754370.

The spelling of 772328888 in words is "seven hundred seventy-two million, three hundred twenty-eight thousand, eight hundred eighty-eight".