25268842 has 8 divisors (see below), whose sum is σ = 37948932. Its totient is φ = 12619200.

The previous prime is 25268839. The next prime is 25268843. The reversal of 25268842 is 24886252.

It can be written as a sum of positive squares in 2 ways, for example, as 19368801 + 5900041 = 4401^2 + 2429^2 .

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

It is not an unprimeable number, because it can be changed into a prime (25268843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5409 + ... + 8932.

Almost surely, 2^25268842 is an apocalyptic number.

25268842 is a deficient number, since it is larger than the sum of its proper divisors (12680090).

25268842 is a wasteful number, since it uses less digits than its factorization.

25268842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15224.

The product of its digits is 61440, while the sum is 37.

The square root of 25268842 is about 5026.8123100032. The cubic root of 25268842 is about 293.4461707189.

The spelling of 25268842 in words is "twenty-five million, two hundred sixty-eight thousand, eight hundred forty-two".