105426198 has 20 divisors (see below), whose sum is σ = 236233140. Its totient is φ = 35142012.

The previous prime is 105426179. The next prime is 105426203. The reversal of 105426198 is 891624501.

It is a super-2 number, since 2×105426198² = 22229366449470408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 325228 + ... + 325551.

It is an arithmetic number, because the mean of its divisors is an integer number (11811657).

Almost surely, 2^105426198 is an apocalyptic number.

105426198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

105426198 is an abundant number, since it is smaller than the sum of its proper divisors (130806942).

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

105426198 is an equidigital number, since it uses as much as digits as its factorization.

105426198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650793 (or 650784 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 105426198 is about 10267.7260384177. The cubic root of 105426198 is about 472.4068448250.

The spelling of 105426198 in words is "one hundred five million, four hundred twenty-six thousand, one hundred ninety-eight".