2084139 has 6 divisors (see below), whose sum is σ = 3010436. Its totient is φ = 1389420.

The previous prime is 2084123. The next prime is 2084141. The reversal of 2084139 is 9314802.

It is not a de Polignac number, because 2084139 - 2⁴ = 2084123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2084179) 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, 115777 + ... + 115794.

2^2084139 is an apocalyptic number.

2084139 is a deficient number, since it is larger than the sum of its proper divisors (926297).

2084139 is a wasteful number, since it uses less digits than its factorization.

2084139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231577 (or 231574 counting only the distinct ones).

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

The square root of 2084139 is about 1443.6547371169. The cubic root of 2084139 is about 127.7347003429.

The spelling of 2084139 in words is "two million, eighty-four thousand, one hundred thirty-nine".