12398625 has 48 divisors (see below), whose sum is σ = 22778496. Its totient is φ = 6487200.

The previous prime is 12398611. The next prime is 12398651. The reversal of 12398625 is 52689321.

12398625 = 286² + 287² + ... + 392².

12398625 is a `hidden beast` number, since 1 + 23 + 9 + 8 + 625 = 666.

It is not a de Polignac number, because 12398625 - 2⁸ = 12398369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12398625.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115822 + ... + 115928.

It is an arithmetic number, because the mean of its divisors is an integer number (474552).

Almost surely, 2^12398625 is an apocalyptic number.

12398625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12398625 is a deficient number, since it is larger than the sum of its proper divisors (10379871).

12398625 is a wasteful number, since it uses less digits than its factorization.

12398625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 218 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 12398625 is about 3521.1681300387. The cubic root of 12398625 is about 231.4503498677.

The spelling of 12398625 in words is "twelve million, three hundred ninety-eight thousand, six hundred twenty-five".