764423325 has 72 divisors (see below), whose sum is σ = 1469176800. Its totient is φ = 393543360.

The previous prime is 764423323. The next prime is 764423329. The reversal of 764423325 is 523324467.

764423325 is a `hidden beast` number, since 7 + 644 + 2 + 3 + 3 + 2 + 5 = 666.

764423325 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 764423325 - 2¹ = 764423323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 764423325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764423323) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 174006 + ... + 178344.

Almost surely, 2^764423325 is an apocalyptic number.

764423325 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

764423325 is a deficient number, since it is larger than the sum of its proper divisors (704753475).

764423325 is a wasteful number, since it uses less digits than its factorization.

764423325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4393 (or 4376 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The square root of 764423325 is about 27648.2065421973. The cubic root of 764423325 is about 914.3475596128.

The spelling of 764423325 in words is "seven hundred sixty-four million, four hundred twenty-three thousand, three hundred twenty-five".