4139433 has 6 divisors (see below), whose sum is σ = 5979194. Its totient is φ = 2759616.

The previous prime is 4139423. The next prime is 4139477. The reversal of 4139433 is 3349314.

It can be written as a sum of positive squares in only one way, i.e., 2812329 + 1327104 = 1677^2 + 1152^2 .

It is not a de Polignac number, because 4139433 - 2⁴ = 4139417 is a prime.

It is a super-3 number, since 3×4139433³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4139397 and 4139406.

It is not an unprimeable number, because it can be changed into a prime (4139423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 229960 + ... + 229977.

Almost surely, 2^4139433 is an apocalyptic number.

It is an amenable number.

4139433 is a deficient number, since it is larger than the sum of its proper divisors (1839761).

4139433 is a wasteful number, since it uses less digits than its factorization.

4139433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459943 (or 459940 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 4139433 is about 2034.5596575181. The cubic root of 4139433 is about 160.5635466188.

The spelling of 4139433 in words is "four million, one hundred thirty-nine thousand, four hundred thirty-three".