100491882 has 8 divisors (see below), whose sum is σ = 200983776. Its totient is φ = 33497292.

The previous prime is 100491877. The next prime is 100491887. The reversal of 100491882 is 288194001.

It is an interprime number because it is at equal distance from previous prime (100491877) and next prime (100491887).

It is a sphenic number, since it is the product of 3 distinct primes.

100491882 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (100491887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8374318 + ... + 8374329.

It is an arithmetic number, because the mean of its divisors is an integer number (25122972).

Almost surely, 2^100491882 is an apocalyptic number.

100491882 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

100491882 is a wasteful number, since it uses less digits than its factorization.

100491882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16748652.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 100491882 is about 10024.5639306655. The cubic root of 100491882 is about 464.9186769566.

The spelling of 100491882 in words is "one hundred million, four hundred ninety-one thousand, eight hundred eighty-two".