9933431333 has 16 divisors (see below), whose sum is σ = 11899848576. Its totient is φ = 8113512960.

The previous prime is 9933431303. The next prime is 9933431353. The reversal of 9933431333 is 3331343399.

It is not a de Polignac number, because 9933431333 - 2⁸ = 9933431077 is a prime.

It is a super-4 number, since 4×9933431333⁴ (a number of 41 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9933431303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390116 + ... + 414797.

It is an arithmetic number, because the mean of its divisors is an integer number (743740536).

Almost surely, 2^9933431333 is an apocalyptic number.

It is an amenable number.

9933431333 is a deficient number, since it is larger than the sum of its proper divisors (1966417243).

9933431333 is a wasteful number, since it uses less digits than its factorization.

9933431333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805004.

The product of its digits is 236196, while the sum is 41.

The square root of 9933431333 is about 99666.6008901678. The cubic root of 9933431333 is about 2149.6434478500.

The spelling of 9933431333 in words is "nine billion, nine hundred thirty-three million, four hundred thirty-one thousand, three hundred thirty-three".