25542312 has 16 divisors (see below), whose sum is σ = 63855840. Its totient is φ = 8514096.

The previous prime is 25542299. The next prime is 25542329. The reversal of 25542312 is 21324552.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1064263 = 25542312 / (2 + 5 + 5 + 4 + 2 + 3 + 1 + 2).

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 532108 + ... + 532155.

It is an arithmetic number, because the mean of its divisors is an integer number (3990990).

Almost surely, 2^25542312 is an apocalyptic number.

It is an amenable number.

25542312 is an abundant number, since it is smaller than the sum of its proper divisors (38313528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25542312 is a wasteful number, since it uses less digits than its factorization.

25542312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064272 (or 1064268 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 25542312 is about 5053.9402449970. The cubic root of 25542312 is about 294.5009738016.

Adding to 25542312 its reverse (21324552), we get a palindrome (46866864).

The spelling of 25542312 in words is "twenty-five million, five hundred forty-two thousand, three hundred twelve".