933428979 has 72 divisors (see below), whose sum is σ = 1748345040. Its totient is φ = 475517952.

The previous prime is 933428921. The next prime is 933428981. The reversal of 933428979 is 979824339.

It is not a de Polignac number, because 933428979 - 2²³ = 925040371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (933428179) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 139167 + ... + 145719.

It is an arithmetic number, because the mean of its divisors is an integer number (24282570).

Almost surely, 2^933428979 is an apocalyptic number.

933428979 is a deficient number, since it is larger than the sum of its proper divisors (814916061).

933428979 is a wasteful number, since it uses less digits than its factorization.

933428979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6609 (or 6599 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The square root of 933428979 is about 30552.0699626065. The cubic root of 933428979 is about 977.2981873300.

The spelling of 933428979 in words is "nine hundred thirty-three million, four hundred twenty-eight thousand, nine hundred seventy-nine".