25800363 has 10 divisors (see below), whose sum is σ = 38541404. Its totient is φ = 17200188.

The previous prime is 25800353. The next prime is 25800371. The reversal of 25800363 is 36300852.

It is not a de Polignac number, because 25800363 - 2⁸ = 25800107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25800353) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 159181 + ... + 159342.

Almost surely, 2^25800363 is an apocalyptic number.

25800363 is a deficient number, since it is larger than the sum of its proper divisors (12741041).

25800363 is an equidigital number, since it uses as much as digits as its factorization.

25800363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318535 (or 318526 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 25800363 is about 5079.4057723320. The cubic root of 25800363 is about 295.4894221780.

The spelling of 25800363 in words is "twenty-five million, eight hundred thousand, three hundred sixty-three".