25222608 has 60 divisors (see below), whose sum is σ = 71611488. Its totient is φ = 8285760.

The previous prime is 25222583. The next prime is 25222643. The reversal of 25222608 is 80622252.

25222608 is a `hidden beast` number, since 2 + 52 + 2 + 2 + 608 = 666.

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 11 ways as a sum of consecutive naturals, for example, 8991 + ... + 11457.

Almost surely, 2^25222608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25222608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35805744).

25222608 is an abundant number, since it is smaller than the sum of its proper divisors (46388880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25222608 is a wasteful number, since it uses less digits than its factorization.

25222608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552 (or 2543 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 25222608 is about 5022.2114650819. The cubic root of 25222608 is about 293.2670901838.

The spelling of 25222608 in words is "twenty-five million, two hundred twenty-two thousand, six hundred eight".