100418934 has 48 divisors (see below), whose sum is σ = 254874816. Its totient is φ = 26082000.

The previous prime is 100418917. The next prime is 100418939. The reversal of 100418934 is 439814001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100418939) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12292 + ... + 18759.

It is an arithmetic number, because the mean of its divisors is an integer number (5309892).

Almost surely, 2^100418934 is an apocalyptic number.

100418934 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

100418934 is an abundant number, since it is smaller than the sum of its proper divisors (154455882).

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

100418934 is a wasteful number, since it uses less digits than its factorization.

100418934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31081 (or 31074 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 100418934 is about 10020.9248076213. The cubic root of 100418934 is about 464.8061534483.

The spelling of 100418934 in words is "one hundred million, four hundred eighteen thousand, nine hundred thirty-four".