431983625 has 16 divisors (see below), whose sum is σ = 539769360. Its totient is φ = 345168000.

The previous prime is 431983619. The next prime is 431983649. The reversal of 431983625 is 526389134.

It can be written as a sum of positive squares in 8 ways, for example, as 124367104 + 307616521 = 11152^2 + 17539^2 .

It is not a de Polignac number, because 431983625 - 2⁶ = 431983561 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139595 + ... + 142655.

It is an arithmetic number, because the mean of its divisors is an integer number (33735585).

Almost surely, 2^431983625 is an apocalyptic number.

It is an amenable number.

431983625 is a deficient number, since it is larger than the sum of its proper divisors (107785735).

431983625 is a wasteful number, since it uses less digits than its factorization.

431983625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4205 (or 4195 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 431983625 is about 20784.2157658161. The cubic root of 431983625 is about 755.9430783314.

The spelling of 431983625 in words is "four hundred thirty-one million, nine hundred eighty-three thousand, six hundred twenty-five".