4006743 has 16 divisors (see below), whose sum is σ = 5838336. Its totient is φ = 2429280.

The previous prime is 4006741. The next prime is 4006763. The reversal of 4006743 is 3476004.

It is not a de Polignac number, because 4006743 - 2¹ = 4006741 is a prime.

4006743 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006741) 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, 2046 + ... + 3492.

It is an arithmetic number, because the mean of its divisors is an integer number (364896).

Almost surely, 2^4006743 is an apocalyptic number.

4006743 is a deficient number, since it is larger than the sum of its proper divisors (1831593).

4006743 is a wasteful number, since it uses less digits than its factorization.

4006743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 4006743 is about 2001.6850401599. The cubic root of 4006743 is about 158.8292538322.

The spelling of 4006743 in words is "four million, six thousand, seven hundred forty-three".