25214398 has 16 divisors (see below), whose sum is σ = 42683760. Its totient is φ = 11065600.

The previous prime is 25214393. The next prime is 25214401. The reversal of 25214398 is 89341252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25214393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19123 + ... + 20398.

It is an arithmetic number, because the mean of its divisors is an integer number (2667735).

Almost surely, 2^25214398 is an apocalyptic number.

25214398 is a deficient number, since it is larger than the sum of its proper divisors (17469362).

25214398 is a wasteful number, since it uses less digits than its factorization.

25214398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39563.

The product of its digits is 17280, while the sum is 34.

The square root of 25214398 is about 5021.3940295500. The cubic root of 25214398 is about 293.2352670922.

The spelling of 25214398 in words is "twenty-five million, two hundred fourteen thousand, three hundred ninety-eight".