425616323 has 12 divisors (see below), whose sum is σ = 469074984. Its totient is φ = 382992000.

The previous prime is 425616313. The next prime is 425616407. The reversal of 425616323 is 323616524.

It is not a de Polignac number, because 425616323 - 2⁴ = 425616307 is a prime.

It is a super-2 number, since 2×425616323² = 362298508808080658, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 425616323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425616313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110315 + ... + 114107.

It is an arithmetic number, because the mean of its divisors is an integer number (39089582).

Almost surely, 2^425616323 is an apocalyptic number.

425616323 is a deficient number, since it is larger than the sum of its proper divisors (43458661).

425616323 is a wasteful number, since it uses less digits than its factorization.

425616323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4006 (or 3905 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 425616323 is about 20630.4707411149. The cubic root of 425616323 is about 752.2105584701.

It can be divided in two parts, 42561 and 6323, that added together give a palindrome (48884).

The spelling of 425616323 in words is "four hundred twenty-five million, six hundred sixteen thousand, three hundred twenty-three".