25972294 has 16 divisors (see below), whose sum is σ = 42130368. Its totient is φ = 11961472.

The previous prime is 25972291. The next prime is 25972319. The reversal of 25972294 is 49227952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25972291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6529 + ... + 9724.

It is an arithmetic number, because the mean of its divisors is an integer number (2633148).

Almost surely, 2^25972294 is an apocalyptic number.

25972294 is a deficient number, since it is larger than the sum of its proper divisors (16158074).

25972294 is a wasteful number, since it uses less digits than its factorization.

25972294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16319.

The product of its digits is 90720, while the sum is 40.

The square root of 25972294 is about 5096.3019926217. The cubic root of 25972294 is about 296.1443400610.

The spelling of 25972294 in words is "twenty-five million, nine hundred seventy-two thousand, two hundred ninety-four".