25089634 has 16 divisors (see below), whose sum is σ = 38880000. Its totient is φ = 12135904.

The previous prime is 25089613. The next prime is 25089641. The reversal of 25089634 is 43698052.

It is a junction number, because it is equal to n+sod(n) for n = 25089593 and 25089602.

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, 6867 + ... + 9865.

It is an arithmetic number, because the mean of its divisors is an integer number (2430000).

Almost surely, 2^25089634 is an apocalyptic number.

25089634 is a deficient number, since it is larger than the sum of its proper divisors (13790366).

25089634 is a wasteful number, since it uses less digits than its factorization.

25089634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3137.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 25089634 is about 5008.9553801167. The cubic root of 25089634 is about 292.7508122182.

The spelling of 25089634 in words is "twenty-five million, eighty-nine thousand, six hundred thirty-four".