25673992 has 16 divisors (see below), whose sum is σ = 48234960. Its totient is φ = 12811344.

The previous prime is 25673953. The next prime is 25673993. The reversal of 25673992 is 29937652.

It is a super-3 number, since 3×25673992³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (25673993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1443 + ... + 7309.

It is an arithmetic number, because the mean of its divisors is an integer number (3014685).

Almost surely, 2^25673992 is an apocalyptic number.

It is an amenable number.

25673992 is a deficient number, since it is larger than the sum of its proper divisors (22560968).

25673992 is a wasteful number, since it uses less digits than its factorization.

25673992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6420 (or 6416 counting only the distinct ones).

The product of its digits is 204120, while the sum is 43.

The square root of 25673992 is about 5066.9509569365. The cubic root of 25673992 is about 295.0061934925.

The spelling of 25673992 in words is "twenty-five million, six hundred seventy-three thousand, nine hundred ninety-two".