2339739 has 16 divisors (see below), whose sum is σ = 3492000. Its totient is φ = 1548288.

The previous prime is 2339731. The next prime is 2339741. The reversal of 2339739 is 9379332.

It is not a de Polignac number, because 2339739 - 2³ = 2339731 is a prime.

2339739 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2339731) 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 15 ways as a sum of consecutive naturals, for example, 4987 + ... + 5435.

It is an arithmetic number, because the mean of its divisors is an integer number (218250).

2^2339739 is an apocalyptic number.

2339739 is a deficient number, since it is larger than the sum of its proper divisors (1152261).

2339739 is a wasteful number, since it uses less digits than its factorization.

2339739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651 (or 645 counting only the distinct ones).

The product of its digits is 30618, while the sum is 36.

The square root of 2339739 is about 1529.6205411801. The cubic root of 2339739 is about 132.7565032404.

It can be divided in two parts, 23397 and 39, that added together give a triangular number (23436 = T₂₁₆).

The spelling of 2339739 in words is "two million, three hundred thirty-nine thousand, seven hundred thirty-nine".