100639098 has 40 divisors (see below), whose sum is σ = 257724192. Its totient is φ = 28753704.

The previous prime is 100639061. The next prime is 100639111. The reversal of 100639098 is 890936001.

100639098 is a `hidden beast` number, since 10 + 0 + 639 + 0 + 9 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 43240 + ... + 45507.

Almost surely, 2^100639098 is an apocalyptic number.

100639098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

100639098 is an abundant number, since it is smaller than the sum of its proper divisors (157085094).

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

100639098 is an equidigital number, since it uses as much as digits as its factorization.

100639098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88768 (or 88759 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 100639098 is about 10031.9040067178. The cubic root of 100639098 is about 465.1455943671.

It can be divided in two parts, 1006 and 39098, that added together give a palindrome (40104).

The spelling of 100639098 in words is "one hundred million, six hundred thirty-nine thousand, ninety-eight".