26479198 has 24 divisors (see below), whose sum is σ = 43054200. Its totient is φ = 12179808.

The previous prime is 26479181. The next prime is 26479213. The reversal of 26479198 is 89197462.

It is a super-2 number, since 2×26479198² = 1402295853446408, which contains 22 as substring.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

Its product of digits (217728) is a multiple of the sum of its prime divisors (567).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51768 + ... + 52276.

It is an arithmetic number, because the mean of its divisors is an integer number (1793925).

Almost surely, 2^26479198 is an apocalyptic number.

26479198 is a deficient number, since it is larger than the sum of its proper divisors (16575002).

26479198 is a wasteful number, since it uses less digits than its factorization.

26479198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604 (or 567 counting only the distinct ones).

The product of its digits is 217728, while the sum is 46.

The square root of 26479198 is about 5145.7942049794. The cubic root of 26479198 is about 298.0585669313.

The spelling of 26479198 in words is "twenty-six million, four hundred seventy-nine thousand, one hundred ninety-eight".