25422668 has 6 divisors (see below), whose sum is σ = 44489676. Its totient is φ = 12711332.

The previous prime is 25422641. The next prime is 25422671. The reversal of 25422668 is 86622452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3177830 + ... + 3177837.

It is an arithmetic number, because the mean of its divisors is an integer number (7414946).

Almost surely, 2^25422668 is an apocalyptic number.

It is an amenable number.

25422668 is a deficient number, since it is larger than the sum of its proper divisors (19067008).

25422668 is a wasteful number, since it uses less digits than its factorization.

25422668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6355671 (or 6355669 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 25422668 is about 5042.0896461685. The cubic root of 25422668 is about 294.0404251260.

It can be divided in two parts, 254 and 22668, that added together give a palindrome (22922).

The spelling of 25422668 in words is "twenty-five million, four hundred twenty-two thousand, six hundred sixty-eight".