100034320 has 40 divisors (see below), whose sum is σ = 236978136. Its totient is φ = 39257088.

The previous prime is 100034317. The next prime is 100034357. The reversal of 100034320 is 23430001.

It can be written as a sum of positive squares in 4 ways, for example, as 3444736 + 96589584 = 1856^2 + 9828^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 100034320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7557 + ... + 16036.

Almost surely, 2^100034320 is an apocalyptic number.

100034320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100034320 is an abundant number, since it is smaller than the sum of its proper divisors (136943816).

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

100034320 is a wasteful number, since it uses less digits than its factorization.

100034320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23659 (or 23653 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 100034320 is about 10001.7158527925. The cubic root of 100034320 is about 464.2119770641.

Adding to 100034320 its reverse (23430001), we get a palindrome (123464321).

The spelling of 100034320 in words is "one hundred million, thirty-four thousand, three hundred twenty".