198626414 has 16 divisors (see below), whose sum is σ = 340699488. Its totient is φ = 85076352.

The previous prime is 198626411. The next prime is 198626429. The reversal of 198626414 is 414626891.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198626411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31754 + ... + 37490.

It is an arithmetic number, because the mean of its divisors is an integer number (21293718).

Almost surely, 2^198626414 is an apocalyptic number.

198626414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

198626414 is a deficient number, since it is larger than the sum of its proper divisors (142073074).

198626414 is a wasteful number, since it uses less digits than its factorization.

198626414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8219.

The product of its digits is 82944, while the sum is 41.

The square root of 198626414 is about 14093.4883545558. The cubic root of 198626414 is about 583.4616743644.

The spelling of 198626414 in words is "one hundred ninety-eight million, six hundred twenty-six thousand, four hundred fourteen".