25361542 has 16 divisors (see below), whose sum is σ = 40219200. Its totient is φ = 11961000.

The previous prime is 25361537. The next prime is 25361579. The reversal of 25361542 is 24516352.

It is a self number, because there is not a number n which added to its sum of digits gives 25361542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8209 + ... + 10867.

It is an arithmetic number, because the mean of its divisors is an integer number (2513700).

Almost surely, 2^25361542 is an apocalyptic number.

25361542 is a deficient number, since it is larger than the sum of its proper divisors (14857658).

25361542 is a wasteful number, since it uses less digits than its factorization.

25361542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931.

The product of its digits is 7200, while the sum is 28.

The square root of 25361542 is about 5036.0244240869. The cubic root of 25361542 is about 293.8045734128.

Adding to 25361542 its reverse (24516352), we get a palindrome (49877894).

The spelling of 25361542 in words is "twenty-five million, three hundred sixty-one thousand, five hundred forty-two".