25793878 has 16 divisors (see below), whose sum is σ = 42621696. Its totient is φ = 11609640.

The previous prime is 25793857. The next prime is 25793897. The reversal of 25793878 is 87839752.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3426 + ... + 7957.

It is an arithmetic number, because the mean of its divisors is an integer number (2663856).

Almost surely, 2^25793878 is an apocalyptic number.

25793878 is a deficient number, since it is larger than the sum of its proper divisors (16827818).

25793878 is a wasteful number, since it uses less digits than its factorization.

25793878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11499.

The product of its digits is 846720, while the sum is 49.

The square root of 25793878 is about 5078.7673701401. The cubic root of 25793878 is about 295.4646627140.

The spelling of 25793878 in words is "twenty-five million, seven hundred ninety-three thousand, eight hundred seventy-eight".