25122898 has 8 divisors (see below), whose sum is σ = 37732608. Its totient is φ = 12545364.

The previous prime is 25122871. The next prime is 25122899. The reversal of 25122898 is 89822152.

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

It is not an unprimeable number, because it can be changed into a prime (25122899) 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, 5986 + ... + 9277.

It is an arithmetic number, because the mean of its divisors is an integer number (4716576).

Almost surely, 2^25122898 is an apocalyptic number.

25122898 is a deficient number, since it is larger than the sum of its proper divisors (12609710).

25122898 is a wasteful number, since it uses less digits than its factorization.

25122898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16088.

The product of its digits is 23040, while the sum is 37.

The square root of 25122898 is about 5012.2747330928. The cubic root of 25122898 is about 292.8801320612.

The spelling of 25122898 in words is "twenty-five million, one hundred twenty-two thousand, eight hundred ninety-eight".