772768425 has 48 divisors (see below), whose sum is σ = 1501028928. Its totient is φ = 345849600.

The previous prime is 772768411. The next prime is 772768463. The reversal of 772768425 is 524867277.

It is not a de Polignac number, because 772768425 - 2⁵ = 772768393 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25302 + ... + 46751.

It is an arithmetic number, because the mean of its divisors is an integer number (31271436).

Almost surely, 2^772768425 is an apocalyptic number.

772768425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

772768425 is a deficient number, since it is larger than the sum of its proper divisors (728260503).

772768425 is a wasteful number, since it uses less digits than its factorization.

772768425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72090 (or 72085 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 48.

The square root of 772768425 is about 27798.7126500491. The cubic root of 772768425 is about 917.6627918840.

The spelling of 772768425 in words is "seven hundred seventy-two million, seven hundred sixty-eight thousand, four hundred twenty-five".