100472344 has 24 divisors (see below), whose sum is σ = 219143340. Its totient is φ = 43059408.

The previous prime is 100472299. The next prime is 100472369. The reversal of 100472344 is 443274001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127762 + ... + 128545.

Almost surely, 2^100472344 is an apocalyptic number.

100472344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

100472344 is an abundant number, since it is smaller than the sum of its proper divisors (118670996).

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

100472344 is a wasteful number, since it uses less digits than its factorization.

100472344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256327 (or 256316 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 100472344 is about 10023.5893770645. The cubic root of 100472344 is about 464.8885446060. Note that the first 3 decimals are identical.

The spelling of 100472344 in words is "one hundred million, four hundred seventy-two thousand, three hundred forty-four".