4120839 has 6 divisors (see below), whose sum is σ = 5952336. Its totient is φ = 2747220.

The previous prime is 4120829. The next prime is 4120847. The reversal of 4120839 is 9380214.

It is not a de Polignac number, because 4120839 - 2⁵ = 4120807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4120829) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 228927 + ... + 228944.

It is an arithmetic number, because the mean of its divisors is an integer number (992056).

Almost surely, 2^4120839 is an apocalyptic number.

4120839 is a deficient number, since it is larger than the sum of its proper divisors (1831497).

4120839 is a wasteful number, since it uses less digits than its factorization.

4120839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457877 (or 457874 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 4120839 is about 2029.9849753139. The cubic root of 4120839 is about 160.3227729016.

The spelling of 4120839 in words is "four million, one hundred twenty thousand, eight hundred thirty-nine".