25652196 has 18 divisors (see below), whose sum is σ = 64843142. Its totient is φ = 8550720.

The previous prime is 25652189. The next prime is 25652233. The reversal of 25652196 is 69125652.

25652196 is a `hidden beast` number, since 2 + 565 + 2 + 1 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 25644096 + 8100 = 5064^2 + 90^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 712561 = 25652196 / (2 + 5 + 6 + 5 + 2 + 1 + 9 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 25652196.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 356245 + ... + 356316.

Almost surely, 2^25652196 is an apocalyptic number.

It is an amenable number.

25652196 is an abundant number, since it is smaller than the sum of its proper divisors (39190946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25652196 is a wasteful number, since it uses less digits than its factorization.

25652196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712571 (or 712566 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 25652196 is about 5064.7996998894. The cubic root of 25652196 is about 294.9226877742.

It can be divided in two parts, 2565 and 2196, that added together give a square (4761 = 69²).

The spelling of 25652196 in words is "twenty-five million, six hundred fifty-two thousand, one hundred ninety-six".