625402323 has 64 divisors (see below), whose sum is σ = 1145267200. Its totient is φ = 328458240.

The previous prime is 625402259. The next prime is 625402367. The reversal of 625402323 is 323204526.

625402323 is a `hidden beast` number, since 625 + 4 + 0 + 2 + 32 + 3 = 666.

625402323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 625402323 - 2⁶ = 625402259 is a prime.

It is a super-2 number, since 2×625402323² = 782256131227592658, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (625402373) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 812883 + ... + 813651.

It is an arithmetic number, because the mean of its divisors is an integer number (17894800).

Almost surely, 2^625402323 is an apocalyptic number.

625402323 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

625402323 is a deficient number, since it is larger than the sum of its proper divisors (519864877).

625402323 is a wasteful number, since it uses less digits than its factorization.

625402323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129 (or 1123 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 625402323 is about 25008.0451655062. The cubic root of 625402323 is about 855.1713906951.

Adding to 625402323 its reverse (323204526), we get a palindrome (948606849).

The spelling of 625402323 in words is "six hundred twenty-five million, four hundred two thousand, three hundred twenty-three".