25242356 has 6 divisors (see below), whose sum is σ = 44174130. Its totient is φ = 12621176.

The previous prime is 25242353. The next prime is 25242359. The reversal of 25242356 is 65324252.

It is an interprime number because it is at equal distance from previous prime (25242353) and next prime (25242359).

It can be written as a sum of positive squares in only one way, i.e., 22944100 + 2298256 = 4790^2 + 1516^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25242353) by changing a digit.

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 as a sum of consecutive naturals, namely, 3155291 + ... + 3155298.

It is an arithmetic number, because the mean of its divisors is an integer number (7362355).

Almost surely, 2^25242356 is an apocalyptic number.

It is an amenable number.

25242356 is a deficient number, since it is larger than the sum of its proper divisors (18931774).

25242356 is a wasteful number, since it uses less digits than its factorization.

25242356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6310593 (or 6310591 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 25242356 is about 5024.1771465584. The cubic root of 25242356 is about 293.3436078816.

The spelling of 25242356 in words is "twenty-five million, two hundred forty-two thousand, three hundred fifty-six".