25225299 has 24 divisors (see below), whose sum is σ = 40352832. Its totient is φ = 15055920.

The previous prime is 25225283. The next prime is 25225301. The reversal of 25225299 is 99252252.

It is not a de Polignac number, because 25225299 - 2⁴ = 25225283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25225799) 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, 4732 + ... + 8534.

It is an arithmetic number, because the mean of its divisors is an integer number (1681368).

Almost surely, 2^25225299 is an apocalyptic number.

25225299 is a deficient number, since it is larger than the sum of its proper divisors (15127533).

25225299 is a wasteful number, since it uses less digits than its factorization.

25225299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3887 (or 3884 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 25225299 is about 5022.4793678023. The cubic root of 25225299 is about 293.2775193681.

The spelling of 25225299 in words is "twenty-five million, two hundred twenty-five thousand, two hundred ninety-nine".