25364146 has 4 divisors (see below), whose sum is σ = 38046222. Its totient is φ = 12682072.

The previous prime is 25364137. The next prime is 25364149. The reversal of 25364146 is 64146352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20475625 + 4888521 = 4525^2 + 2211^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (25364149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6341035 + ... + 6341038.

Almost surely, 2^25364146 is an apocalyptic number.

25364146 is a deficient number, since it is larger than the sum of its proper divisors (12682076).

25364146 is a wasteful number, since it uses less digits than its factorization.

25364146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12682075.

The product of its digits is 17280, while the sum is 31.

The square root of 25364146 is about 5036.2829547197. The cubic root of 25364146 is about 293.8146285443.

The spelling of 25364146 in words is "twenty-five million, three hundred sixty-four thousand, one hundred forty-six".