25500098 has 8 divisors (see below), whose sum is σ = 41192508. Its totient is φ = 11769264.

The previous prime is 25500091. The next prime is 25500103. The reversal of 25500098 is 89000552.

It can be written as a sum of positive squares in 2 ways, for example, as 25472209 + 27889 = 5047^2 + 167^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 25500098.

It is not an unprimeable number, because it can be changed into a prime (25500091) 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, 490361 + ... + 490412.

Almost surely, 2^25500098 is an apocalyptic number.

25500098 is a deficient number, since it is larger than the sum of its proper divisors (15692410).

25500098 is a wasteful number, since it uses less digits than its factorization.

25500098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980788.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 25500098 is about 5049.7621726176. The cubic root of 25500098 is about 294.3386429045.

The spelling of 25500098 in words is "twenty-five million, five hundred thousand, ninety-eight".