25010998 has 4 divisors (see below), whose sum is σ = 37516500. Its totient is φ = 12505498.

The previous prime is 25010989. The next prime is 25011023. The reversal of 25010998 is 89901052.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6252748 + ... + 6252751.

It is an arithmetic number, because the mean of its divisors is an integer number (9379125).

Almost surely, 2^25010998 is an apocalyptic number.

25010998 is a deficient number, since it is larger than the sum of its proper divisors (12505502).

25010998 is a wasteful number, since it uses less digits than its factorization.

25010998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12505501.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 25010998 is about 5001.0996790706. The cubic root of 25010998 is about 292.4446453313. Note that the first 3 decimals are identical.

The spelling of 25010998 in words is "twenty-five million, ten thousand, nine hundred ninety-eight".