25604542 has 8 divisors (see below), whose sum is σ = 38436336. Its totient is φ = 12792432.

The previous prime is 25604539. The next prime is 25604561. The reversal of 25604542 is 24540652.

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

It is a self number, because there is not a number n which added to its sum of digits gives 25604542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1063 + ... + 7234.

It is an arithmetic number, because the mean of its divisors is an integer number (4804542).

Almost surely, 2^25604542 is an apocalyptic number.

25604542 is a deficient number, since it is larger than the sum of its proper divisors (12831794).

25604542 is a wasteful number, since it uses less digits than its factorization.

25604542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9842.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 25604542 is about 5060.0930821478. The cubic root of 25604542 is about 294.7399489345.

The spelling of 25604542 in words is "twenty-five million, six hundred four thousand, five hundred forty-two".