25790678 has 16 divisors (see below), whose sum is σ = 39573360. Its totient is φ = 12602400.

The previous prime is 25790663. The next prime is 25790693. The reversal of 25790678 is 87609752.

It is an interprime number because it is at equal distance from previous prime (25790663) and next prime (25790693).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21248 + ... + 22428.

It is an arithmetic number, because the mean of its divisors is an integer number (2473335).

Almost surely, 2^25790678 is an apocalyptic number.

25790678 is a deficient number, since it is larger than the sum of its proper divisors (13782682).

25790678 is a wasteful number, since it uses less digits than its factorization.

25790678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 25790678 is about 5078.4523232969. The cubic root of 25790678 is about 295.4524437161.

The spelling of 25790678 in words is "twenty-five million, seven hundred ninety thousand, six hundred seventy-eight".