25750395 has 24 divisors (see below), whose sum is σ = 48692592. Its totient is φ = 12484800.

The previous prime is 25750391. The next prime is 25750399. The reversal of 25750395 is 59305752.

25750395 = 368² + 369² + ... + 502².

It is an interprime number because it is at equal distance from previous prime (25750391) and next prime (25750399).

It is not a de Polignac number, because 25750395 - 2² = 25750391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25750391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25516 + ... + 26505.

It is an arithmetic number, because the mean of its divisors is an integer number (2028858).

Almost surely, 2^25750395 is an apocalyptic number.

25750395 is a deficient number, since it is larger than the sum of its proper divisors (22942197).

25750395 is a wasteful number, since it uses less digits than its factorization.

25750395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52043 (or 52040 counting only the distinct ones).

The product of its (nonzero) digits is 47250, while the sum is 36.

The square root of 25750395 is about 5074.4847029033. The cubic root of 25750395 is about 295.2985391065.

The spelling of 25750395 in words is "twenty-five million, seven hundred fifty thousand, three hundred ninety-five".