100344430 has 16 divisors (see below), whose sum is σ = 181731024. Its totient is φ = 39890880.

The previous prime is 100344403. The next prime is 100344443. The reversal of 100344430 is 34443001.

It is a junction number, because it is equal to n+sod(n) for n = 100344398 and 100344407.

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, 29151 + ... + 32410.

It is an arithmetic number, because the mean of its divisors is an integer number (11358189).

Almost surely, 2^100344430 is an apocalyptic number.

100344430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100344430 is a deficient number, since it is larger than the sum of its proper divisors (81386594).

100344430 is a wasteful number, since it uses less digits than its factorization.

100344430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61731.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 100344430 is about 10017.2066964798. The cubic root of 100344430 is about 464.6911735199.

Adding to 100344430 its reverse (34443001), we get a palindrome (134787431).

The spelling of 100344430 in words is "one hundred million, three hundred forty-four thousand, four hundred thirty".