25670498 has 16 divisors (see below), whose sum is σ = 44345664. Its totient is φ = 10916880.

The previous prime is 25670483. The next prime is 25670503. The reversal of 25670498 is 89407652.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5165 + ... + 8832.

It is an arithmetic number, because the mean of its divisors is an integer number (2771604).

Almost surely, 2^25670498 is an apocalyptic number.

25670498 is a deficient number, since it is larger than the sum of its proper divisors (18675166).

25670498 is a wasteful number, since it uses less digits than its factorization.

25670498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14137.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 25670498 is about 5066.6061619194. The cubic root of 25670498 is about 294.9928103198.

The spelling of 25670498 in words is "twenty-five million, six hundred seventy thousand, four hundred ninety-eight".