4933639 has 4 divisors (see below), whose sum is σ = 5017320. Its totient is φ = 4849960.

The previous prime is 4933633. The next prime is 4933697. The reversal of 4933639 is 9363394.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9363394 = 2 ⋅4681697.

It is a cyclic number.

It is not a de Polignac number, because 4933639 - 2³ = 4933631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4933598 and 4933607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4933631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41752 + ... + 41869.

It is an arithmetic number, because the mean of its divisors is an integer number (1254330).

Almost surely, 2^4933639 is an apocalyptic number.

4933639 is a deficient number, since it is larger than the sum of its proper divisors (83681).

4933639 is an equidigital number, since it uses as much as digits as its factorization.

4933639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83680.

The product of its digits is 52488, while the sum is 37.

The square root of 4933639 is about 2221.1796415419. The cubic root of 4933639 is about 170.2377181834.

The spelling of 4933639 in words is "four million, nine hundred thirty-three thousand, six hundred thirty-nine".