25980662 has 8 divisors (see below), whose sum is σ = 40665456. Its totient is φ = 12425512.

The previous prime is 25980659. The next prime is 25980667. The reversal of 25980662 is 26608952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25980667) 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, 282353 + ... + 282444.

It is an arithmetic number, because the mean of its divisors is an integer number (5083182).

Almost surely, 2^25980662 is an apocalyptic number.

25980662 is a deficient number, since it is larger than the sum of its proper divisors (14684794).

25980662 is a wasteful number, since it uses less digits than its factorization.

25980662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564822.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 25980662 is about 5097.1229139584. The cubic root of 25980662 is about 296.1761415099.

The spelling of 25980662 in words is "twenty-five million, nine hundred eighty thousand, six hundred sixty-two".