25372422 has 12 divisors (see below), whose sum is σ = 54973620. Its totient is φ = 8457468.

The previous prime is 25372411. The next prime is 25372423. The reversal of 25372422 is 22427352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25372423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 704772 + ... + 704807.

It is an arithmetic number, because the mean of its divisors is an integer number (4581135).

Almost surely, 2^25372422 is an apocalyptic number.

25372422 is an abundant number, since it is smaller than the sum of its proper divisors (29601198).

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

25372422 is a wasteful number, since it uses less digits than its factorization.

25372422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409587 (or 1409584 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 25372422 is about 5037.1045254193. The cubic root of 25372422 is about 293.8465810683.

Adding to 25372422 its reverse (22427352), we get a palindrome (47799774).

The spelling of 25372422 in words is "twenty-five million, three hundred seventy-two thousand, four hundred twenty-two".