231476625 has 96 divisors (see below), whose sum is σ = 440189568. Its totient is φ = 116899200.

The previous prime is 231476621. The next prime is 231476689. The reversal of 231476625 is 526674132.

231476625 is a `hidden beast` number, since 23 + 1 + 4 + 7 + 6 + 625 = 666.

It is not a de Polignac number, because 231476625 - 2² = 231476621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 231476625.

It is not an unprimeable number, because it can be changed into a prime (231476621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2788834 + ... + 2788916.

It is an arithmetic number, because the mean of its divisors is an integer number (4585308).

Almost surely, 2^231476625 is an apocalyptic number.

231476625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

231476625 is a deficient number, since it is larger than the sum of its proper divisors (208712943).

231476625 is a wasteful number, since it uses less digits than its factorization.

231476625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 195 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 231476625 is about 15214.3558851501. The cubic root of 231476625 is about 614.0009558000. Note that the first 3 decimals are identical.

The spelling of 231476625 in words is "two hundred thirty-one million, four hundred seventy-six thousand, six hundred twenty-five".