25229506 has 16 divisors (see below), whose sum is σ = 39062016. Its totient is φ = 12214656.

The previous prime is 25229483. The next prime is 25229563. The reversal of 25229506 is 60592252.

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, 7735 + ... + 10501.

It is an arithmetic number, because the mean of its divisors is an integer number (2441376).

Almost surely, 2^25229506 is an apocalyptic number.

25229506 is a deficient number, since it is larger than the sum of its proper divisors (13832510).

25229506 is a wasteful number, since it uses less digits than its factorization.

25229506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 25229506 is about 5022.8981673930. The cubic root of 25229506 is about 293.2938224446.

The spelling of 25229506 in words is "twenty-five million, two hundred twenty-nine thousand, five hundred six".