25250955 has 8 divisors (see below), whose sum is σ = 40401552. Its totient is φ = 13467168.

The previous prime is 25250947. The next prime is 25250971. The reversal of 25250955 is 55905252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25250955 - 2³ = 25250947 is a prime.

It is a super-2 number, since 2×25250955² = 1275221456824050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841684 + ... + 841713.

It is an arithmetic number, because the mean of its divisors is an integer number (5050194).

Almost surely, 2^25250955 is an apocalyptic number.

25250955 is a deficient number, since it is larger than the sum of its proper divisors (15150597).

25250955 is a wasteful number, since it uses less digits than its factorization.

25250955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683405.

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 25250955 is about 5025.0328357136. The cubic root of 25250955 is about 293.3769140081.

The spelling of 25250955 in words is "twenty-five million, two hundred fifty thousand, nine hundred fifty-five".