25576253 has 4 divisors (see below), whose sum is σ = 26688288. Its totient is φ = 24464220.

The previous prime is 25576249. The next prime is 25576267. The reversal of 25576253 is 35267552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25576253 - 2² = 25576249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25576273) 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, 555983 + ... + 556028.

It is an arithmetic number, because the mean of its divisors is an integer number (6672072).

Almost surely, 2^25576253 is an apocalyptic number.

25576253 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

25576253 is a deficient number, since it is larger than the sum of its proper divisors (1112035).

25576253 is a wasteful number, since it uses less digits than its factorization.

25576253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112034.

The product of its digits is 63000, while the sum is 35.

The square root of 25576253 is about 5057.2970053182. The cubic root of 25576253 is about 294.6313618072.

The spelling of 25576253 in words is "twenty-five million, five hundred seventy-six thousand, two hundred fifty-three".