25250273 has 4 divisors (see below), whose sum is σ = 25273008. Its totient is φ = 25227540.

The previous prime is 25250261. The next prime is 25250299. The reversal of 25250273 is 37205252.

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 25250273 - 2⁴ = 25250257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25250473) 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, 9611 + ... + 11952.

It is an arithmetic number, because the mean of its divisors is an integer number (6318252).

Almost surely, 2^25250273 is an apocalyptic number.

It is an amenable number.

25250273 is a deficient number, since it is larger than the sum of its proper divisors (22735).

25250273 is a wasteful number, since it uses less digits than its factorization.

25250273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22734.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 25250273 is about 5024.9649750023. The cubic root of 25250273 is about 293.3742727238.

The spelling of 25250273 in words is "twenty-five million, two hundred fifty thousand, two hundred seventy-three".