25873263 has 20 divisors (see below), whose sum is σ = 41624968. Its totient is φ = 15921360.

The previous prime is 25873259. The next prime is 25873273. The reversal of 25873263 is 36237852.

It is not a de Polignac number, because 25873263 - 2² = 25873259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25873273) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11233 + ... + 13338.

Almost surely, 2^25873263 is an apocalyptic number.

25873263 is a deficient number, since it is larger than the sum of its proper divisors (15751705).

25873263 is a wasteful number, since it uses less digits than its factorization.

25873263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24596 (or 24587 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 25873263 is about 5086.5767466932. The cubic root of 25873263 is about 295.7674663560.

The spelling of 25873263 in words is "twenty-five million, eight hundred seventy-three thousand, two hundred sixty-three".