100334640 has 80 divisors (see below), whose sum is σ = 355477248. Its totient is φ = 22933248.

The previous prime is 100334617. The next prime is 100334659. The reversal of 100334640 is 46433001.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28182 + ... + 31541.

Almost surely, 2^100334640 is an apocalyptic number.

100334640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100334640 is an abundant number, since it is smaller than the sum of its proper divisors (255142608).

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

100334640 is a wasteful number, since it uses less digits than its factorization.

100334640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59746 (or 59740 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 100334640 is about 10016.7180253814. The cubic root of 100334640 is about 464.6760606580.

Adding to 100334640 its reverse (46433001), we get a palindrome (146767641).

The spelling of 100334640 in words is "one hundred million, three hundred thirty-four thousand, six hundred forty".