25426274 has 4 divisors (see below), whose sum is σ = 38139414. Its totient is φ = 12713136.

The previous prime is 25426249. The next prime is 25426277. The reversal of 25426274 is 47262452.

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., 14250625 + 11175649 = 3775^2 + 3343^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25426274.

It is not an unprimeable number, because it can be changed into a prime (25426277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6356567 + ... + 6356570.

Almost surely, 2^25426274 is an apocalyptic number.

25426274 is a deficient number, since it is larger than the sum of its proper divisors (12713140).

25426274 is a wasteful number, since it uses less digits than its factorization.

25426274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12713139.

The product of its digits is 26880, while the sum is 32.

The square root of 25426274 is about 5042.4472233232. The cubic root of 25426274 is about 294.0543268881.

The spelling of 25426274 in words is "twenty-five million, four hundred twenty-six thousand, two hundred seventy-four".