25761952 has 12 divisors (see below), whose sum is σ = 50718906. Its totient is φ = 12880960.

The previous prime is 25761941. The next prime is 25761971. The reversal of 25761952 is 25916752.

It can be written as a sum of positive squares in only one way, i.e., 17673616 + 8088336 = 4204^2 + 2844^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402499 + ... + 402562.

Almost surely, 2^25761952 is an apocalyptic number.

It is an amenable number.

25761952 is a deficient number, since it is larger than the sum of its proper divisors (24956954).

25761952 is an equidigital number, since it uses as much as digits as its factorization.

25761952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805071 (or 805063 counting only the distinct ones).

The product of its digits is 37800, while the sum is 37.

The square root of 25761952 is about 5075.6233114761. The cubic root of 25761952 is about 295.3427100119.

Adding to 25761952 its product of digits (37800), we get a palindrome (25799752).

The spelling of 25761952 in words is "twenty-five million, seven hundred sixty-one thousand, nine hundred fifty-two".