25894426 has 4 divisors (see below), whose sum is σ = 38841642. Its totient is φ = 12947212.

The previous prime is 25894409. The next prime is 25894457. The reversal of 25894426 is 62449852.

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., 17766225 + 8128201 = 4215^2 + 2851^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6473605 + ... + 6473608.

Almost surely, 2^25894426 is an apocalyptic number.

25894426 is a deficient number, since it is larger than the sum of its proper divisors (12947216).

25894426 is a wasteful number, since it uses less digits than its factorization.

25894426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12947215.

The product of its digits is 138240, while the sum is 40.

The square root of 25894426 is about 5088.6566007150. The cubic root of 25894426 is about 295.8480852438.

The spelling of 25894426 in words is "twenty-five million, eight hundred ninety-four thousand, four hundred twenty-six".