25294427 has 8 divisors (see below), whose sum is σ = 25815936. Its totient is φ = 24777792.

The previous prime is 25294403. The next prime is 25294429. The reversal of 25294427 is 72449252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25294427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25294429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10358 + ... + 12564.

It is an arithmetic number, because the mean of its divisors is an integer number (3226992).

Almost surely, 2^25294427 is an apocalyptic number.

25294427 is a deficient number, since it is larger than the sum of its proper divisors (521509).

25294427 is a wasteful number, since it uses less digits than its factorization.

25294427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437.

The product of its digits is 40320, while the sum is 35.

The square root of 25294427 is about 5029.3565194764. The cubic root of 25294427 is about 293.5451765457.

The spelling of 25294427 in words is "twenty-five million, two hundred ninety-four thousand, four hundred twenty-seven".