100326033 has 30 divisors (see below), whose sum is σ = 152766614. Its totient is φ = 65608704.

The previous prime is 100325921. The next prime is 100326041. The reversal of 100326033 is 330623001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 7935489 + 92390544 = 2817^2 + 9612^2 .

It is not a de Polignac number, because 100326033 - 2¹⁶ = 100260497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100325997 and 100326015.

It is not an unprimeable number, because it can be changed into a prime (100326043) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 887785 + ... + 887897.

Almost surely, 2^100326033 is an apocalyptic number.

It is an amenable number.

100326033 is a deficient number, since it is larger than the sum of its proper divisors (52440581).

100326033 is an frugal number, since it uses more digits than its factorization.

100326033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 100326033 is about 10016.2883844266. The cubic root of 100326033 is about 464.6627731857.

Adding to 100326033 its reverse (330623001), we get a palindrome (430949034).

The spelling of 100326033 in words is "one hundred million, three hundred twenty-six thousand, thirty-three".