25763652 has 18 divisors (see below), whose sum is σ = 65124878. Its totient is φ = 8587872.

The previous prime is 25763651. The next prime is 25763663. The reversal of 25763652 is 25636752.

It is a happy number.

25763652 is a `hidden beast` number, since 2 + 576 + 36 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24265476 + 1498176 = 4926^2 + 1224^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 715657 = 25763652 / (2 + 5 + 7 + 6 + 3 + 6 + 5 + 2).

It is not an unprimeable number, because it can be changed into a prime (25763651) 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 in 5 ways as a sum of consecutive naturals, for example, 357793 + ... + 357864.

Almost surely, 2^25763652 is an apocalyptic number.

It is an amenable number.

25763652 is an abundant number, since it is smaller than the sum of its proper divisors (39361226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25763652 is a wasteful number, since it uses less digits than its factorization.

25763652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715667 (or 715662 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 25763652 is about 5075.7907758299. The cubic root of 25763652 is about 295.3492063049.

The spelling of 25763652 in words is "twenty-five million, seven hundred sixty-three thousand, six hundred fifty-two".