100398214 has 32 divisors (see below), whose sum is σ = 175717440. Its totient is φ = 42135552.

The previous prime is 100398187. The next prime is 100398257. The reversal of 100398214 is 412893001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 196992 + ... + 197500.

It is an arithmetic number, because the mean of its divisors is an integer number (5491170).

Almost surely, 2^100398214 is an apocalyptic number.

100398214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

100398214 is a deficient number, since it is larger than the sum of its proper divisors (75319226).

100398214 is a wasteful number, since it uses less digits than its factorization.

100398214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 100398214 is about 10019.8909175699. The cubic root of 100398214 is about 464.7741825653.

The spelling of 100398214 in words is "one hundred million, three hundred ninety-eight thousand, two hundred fourteen".