100085458 has 16 divisors (see below), whose sum is σ = 164606400. Its totient is φ = 45262800.

The previous prime is 100085399. The next prime is 100085543. The reversal of 100085458 is 854580001.

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 7 ways as a sum of consecutive naturals, for example, 7053 + ... + 15808.

It is an arithmetic number, because the mean of its divisors is an integer number (10287900).

Almost surely, 2^100085458 is an apocalyptic number.

100085458 is a deficient number, since it is larger than the sum of its proper divisors (64520942).

100085458 is a wasteful number, since it uses less digits than its factorization.

100085458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23073.

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 100085458 is about 10004.2719875061. The cubic root of 100085458 is about 464.2910660144.

The spelling of 100085458 in words is "one hundred million, eighty-five thousand, four hundred fifty-eight".