25652315 has 16 divisors (see below), whose sum is σ = 33717600. Its totient is φ = 18619392.

The previous prime is 25652309. The next prime is 25652323. The reversal of 25652315 is 51325652.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 25652315 - 2⁶ = 25652251 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, 491 + ... + 7179.

It is an arithmetic number, because the mean of its divisors is an integer number (2107350).

Almost surely, 2^25652315 is an apocalyptic number.

25652315 is a deficient number, since it is larger than the sum of its proper divisors (8065285).

25652315 is a wasteful number, since it uses less digits than its factorization.

25652315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6766.

The product of its digits is 9000, while the sum is 29.

The square root of 25652315 is about 5064.8114476257. The cubic root of 25652315 is about 294.9231438203.

Adding to 25652315 its reverse (51325652), we get a palindrome (76977967).

The spelling of 25652315 in words is "twenty-five million, six hundred fifty-two thousand, three hundred fifteen".