100045338 has 16 divisors (see below), whose sum is σ = 203077920. Its totient is φ = 32850576.

The previous prime is 100045333. The next prime is 100045343. The reversal of 100045338 is 833540001.

It is an interprime number because it is at equal distance from previous prime (100045333) and next prime (100045343).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100045333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124033 + ... + 124836.

It is an arithmetic number, because the mean of its divisors is an integer number (12692370).

Almost surely, 2^100045338 is an apocalyptic number.

100045338 is an abundant number, since it is smaller than the sum of its proper divisors (103032582).

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

100045338 is a wasteful number, since it uses less digits than its factorization.

100045338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248941.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 100045338 is about 10002.2666431164. The cubic root of 100045338 is about 464.2290195477.

Adding to 100045338 its reverse (833540001), we get a palindrome (933585339).

The spelling of 100045338 in words is "one hundred million, forty-five thousand, three hundred thirty-eight".