25940246 has 4 divisors (see below), whose sum is σ = 38910372. Its totient is φ = 12970122.

The previous prime is 25940237. The next prime is 25940279. The reversal of 25940246 is 64204952.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6485060 + ... + 6485063.

It is an arithmetic number, because the mean of its divisors is an integer number (9727593).

Almost surely, 2^25940246 is an apocalyptic number.

25940246 is a deficient number, since it is larger than the sum of its proper divisors (12970126).

25940246 is a wasteful number, since it uses less digits than its factorization.

25940246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12970125.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 25940246 is about 5093.1567814078. The cubic root of 25940246 is about 296.0224827700.

The spelling of 25940246 in words is "twenty-five million, nine hundred forty thousand, two hundred forty-six".