25849938 has 16 divisors (see below), whose sum is σ = 51751296. Its totient is φ = 8608080.

The previous prime is 25849921. The next prime is 25849949. The reversal of 25849938 is 83994852.

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, 8343 + ... + 11013.

It is an arithmetic number, because the mean of its divisors is an integer number (3234456).

Almost surely, 2^25849938 is an apocalyptic number.

25849938 is an abundant number, since it is smaller than the sum of its proper divisors (25901358).

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

25849938 is a wasteful number, since it uses less digits than its factorization.

25849938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4289.

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

The square root of 25849938 is about 5084.2834303371. The cubic root of 25849938 is about 295.6785605449.

The spelling of 25849938 in words is "twenty-five million, eight hundred forty-nine thousand, nine hundred thirty-eight".