25237252 has 6 divisors (see below), whose sum is σ = 44165198. Its totient is φ = 12618624.

The previous prime is 25237241. The next prime is 25237253. The reversal of 25237252 is 25273252.

It can be written as a sum of positive squares in only one way, i.e., 13293316 + 11943936 = 3646^2 + 3456^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25237252.

It is not an unprimeable number, because it can be changed into a prime (25237253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3154653 + ... + 3154660.

Almost surely, 2^25237252 is an apocalyptic number.

It is an amenable number.

25237252 is a deficient number, since it is larger than the sum of its proper divisors (18927946).

25237252 is a wasteful number, since it uses less digits than its factorization.

25237252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6309317 (or 6309315 counting only the distinct ones).

The product of its digits is 8400, while the sum is 28.

The square root of 25237252 is about 5023.6691770060. The cubic root of 25237252 is about 293.3238352067.

The spelling of 25237252 in words is "twenty-five million, two hundred thirty-seven thousand, two hundred fifty-two".