25022942 has 16 divisors (see below), whose sum is σ = 44762112. Its totient is φ = 10257720.

The previous prime is 25022939. The next prime is 25022999. The reversal of 25022942 is 24922052.

It is a super-2 number, since 2×25022942² = 1252295252670728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 38534 + ... + 39177.

It is an arithmetic number, because the mean of its divisors is an integer number (2797632).

Almost surely, 2^25022942 is an apocalyptic number.

25022942 is a deficient number, since it is larger than the sum of its proper divisors (19739170).

25022942 is a wasteful number, since it uses less digits than its factorization.

25022942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77743.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 25022942 is about 5002.2936739060. The cubic root of 25022942 is about 292.4911902282.

Adding to 25022942 its reverse (24922052), we get a palindrome (49944994).

The spelling of 25022942 in words is "twenty-five million, twenty-two thousand, nine hundred forty-two".