25013622 has 16 divisors (see below), whose sum is σ = 50154480. Its totient is φ = 8316672.

The previous prime is 25013617. The next prime is 25013623. The reversal of 25013622 is 22631052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25013623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2643 + ... + 7550.

It is an arithmetic number, because the mean of its divisors is an integer number (3134655).

Almost surely, 2^25013622 is an apocalyptic number.

25013622 is an abundant number, since it is smaller than the sum of its proper divisors (25140858).

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

25013622 is a wasteful number, since it uses less digits than its factorization.

25013622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10607.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 25013622 is about 5001.3620144917. The cubic root of 25013622 is about 292.4548721379.

Adding to 25013622 its reverse (22631052), we get a palindrome (47644674).

The spelling of 25013622 in words is "twenty-five million, thirteen thousand, six hundred twenty-two".