3239743 has 4 divisors (see below), whose sum is σ = 3488968. Its totient is φ = 2990520.

The previous prime is 3239737. The next prime is 3239759. The reversal of 3239743 is 3479323.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-3239743 is a prime.

It is a d-powerful number, because it can be written as 3⁶ + 2¹⁵ + 3¹³ + 9³ + 7⁵ + 4³ + 3¹³ .

It is a Duffinian number.

3239743 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3239713) 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, 124593 + ... + 124618.

It is an arithmetic number, because the mean of its divisors is an integer number (872242).

Almost surely, 2^3239743 is an apocalyptic number.

3239743 is a deficient number, since it is larger than the sum of its proper divisors (249225).

3239743 is a wasteful number, since it uses less digits than its factorization.

3239743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249224.

The product of its digits is 13608, while the sum is 31.

The square root of 3239743 is about 1799.9286096954. The cubic root of 3239743 is about 147.9688119088.

The spelling of 3239743 in words is "three million, two hundred thirty-nine thousand, seven hundred forty-three".