25488274 has 32 divisors (see below), whose sum is σ = 45924480. Its totient is φ = 10378368.

The previous prime is 25488271. The next prime is 25488289. The reversal of 25488274 is 47288452.

It is a super-2 number, since 2×25488274² = 1299304222998152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25488271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26734 + ... + 27670.

It is an arithmetic number, because the mean of its divisors is an integer number (1435140).

Almost surely, 2^25488274 is an apocalyptic number.

25488274 is a deficient number, since it is larger than the sum of its proper divisors (20436206).

25488274 is a wasteful number, since it uses less digits than its factorization.

25488274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042.

The product of its digits is 143360, while the sum is 40.

The square root of 25488274 is about 5048.5912886666. The cubic root of 25488274 is about 294.2931424497.

The spelling of 25488274 in words is "twenty-five million, four hundred eighty-eight thousand, two hundred seventy-four".