25930098 has 64 divisors (see below), whose sum is σ = 61440000. Its totient is φ = 8083152.

The previous prime is 25930097. The next prime is 25930109. The reversal of 25930098 is 89003952.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25930097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130203 + ... + 130401.

It is an arithmetic number, because the mean of its divisors is an integer number (960000).

Almost surely, 2^25930098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25930098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30720000).

25930098 is an abundant number, since it is smaller than the sum of its proper divisors (35509902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25930098 is a wasteful number, since it uses less digits than its factorization.

25930098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 25930098 is about 5092.1604452334. The cubic root of 25930098 is about 295.9838757348.

The spelling of 25930098 in words is "twenty-five million, nine hundred thirty thousand, ninety-eight".