25123042 has 32 divisors (see below), whose sum is σ = 45885312. Its totient is φ = 10070784.

The previous prime is 25123001. The next prime is 25123079. The reversal of 25123042 is 24032152.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67168 + ... + 67540.

It is an arithmetic number, because the mean of its divisors is an integer number (1433916).

Almost surely, 2^25123042 is an apocalyptic number.

25123042 is a deficient number, since it is larger than the sum of its proper divisors (20762270).

25123042 is a wasteful number, since it uses less digits than its factorization.

25123042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 25123042 is about 5012.2890978075. The cubic root of 25123042 is about 292.8806916391.

Adding to 25123042 its reverse (24032152), we get a palindrome (49155194).

The spelling of 25123042 in words is "twenty-five million, one hundred twenty-three thousand, forty-two".