25979234 has 8 divisors (see below), whose sum is σ = 39629520. Its totient is φ = 12769396.

The previous prime is 25979231. The next prime is 25979243. The reversal of 25979234 is 43297952.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 25979191 and 25979200.

It is not an unprimeable number, because it can be changed into a prime (25979231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109964 + ... + 110199.

It is an arithmetic number, because the mean of its divisors is an integer number (4953690).

Almost surely, 2^25979234 is an apocalyptic number.

25979234 is a deficient number, since it is larger than the sum of its proper divisors (13650286).

25979234 is a wasteful number, since it uses less digits than its factorization.

25979234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220224.

The product of its digits is 136080, while the sum is 41.

The square root of 25979234 is about 5096.9828330101. The cubic root of 25979234 is about 296.1707150729.

The spelling of 25979234 in words is "twenty-five million, nine hundred seventy-nine thousand, two hundred thirty-four".