25775752 has 16 divisors (see below), whose sum is σ = 48758940. Its totient is φ = 12773376.

The previous prime is 25775749. The next prime is 25775753. The reversal of 25775752 is 25757752.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 25745476 + 30276 = 5074^2 + 174^2 .

It is not an unprimeable number, because it can be changed into a prime (25775753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13353 + ... + 15160.

Almost surely, 2^25775752 is an apocalyptic number.

It is an amenable number.

25775752 is a deficient number, since it is larger than the sum of its proper divisors (22983188).

25775752 is a wasteful number, since it uses less digits than its factorization.

25775752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28632 (or 28628 counting only the distinct ones).

The product of its digits is 171500, while the sum is 40.

The square root of 25775752 is about 5076.9825684160. The cubic root of 25775752 is about 295.3954363719.

The spelling of 25775752 in words is "twenty-five million, seven hundred seventy-five thousand, seven hundred fifty-two".