100038433 has 4 divisors (see below), whose sum is σ = 109132848. Its totient is φ = 90944020.

The previous prime is 100038409. The next prime is 100038481. The reversal of 100038433 is 334830001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100038433 - 2⁹ = 100037921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100038233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4547191 + ... + 4547212.

It is an arithmetic number, because the mean of its divisors is an integer number (27283212).

Almost surely, 2^100038433 is an apocalyptic number.

It is an amenable number.

100038433 is a deficient number, since it is larger than the sum of its proper divisors (9094415).

100038433 is an equidigital number, since it uses as much as digits as its factorization.

100038433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9094414.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 100038433 is about 10001.9214653985. The cubic root of 100038433 is about 464.2183391396.

Adding to 100038433 its reverse (334830001), we get a palindrome (434868434).

The spelling of 100038433 in words is "one hundred million, thirty-eight thousand, four hundred thirty-three".