25994838 has 16 divisors (see below), whose sum is σ = 52340400. Its totient is φ = 8606496.

The previous prime is 25994821. The next prime is 25994879. The reversal of 25994838 is 83849952.

It is a Curzon number.

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, 13645 + ... + 15432.

It is an arithmetic number, because the mean of its divisors is an integer number (3271275).

Almost surely, 2^25994838 is an apocalyptic number.

25994838 is an abundant number, since it is smaller than the sum of its proper divisors (26345562).

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

25994838 is a wasteful number, since it uses less digits than its factorization.

25994838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29231.

The product of its digits is 622080, while the sum is 48.

The square root of 25994838 is about 5098.5133127217. The cubic root of 25994838 is about 296.2299998960.

The spelling of 25994838 in words is "twenty-five million, nine hundred ninety-four thousand, eight hundred thirty-eight".