4032013 has 4 divisors (see below), whose sum is σ = 4036060. Its totient is φ = 4027968.

The previous prime is 4031987. The next prime is 4032029. The reversal of 4032013 is 3102304.

4032013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 927369 + 3104644 = 963^2 + 1762^2 .

It is a cyclic number.

It is not a de Polignac number, because 4032013 - 2¹³ = 4023821 is a prime.

It is a Duffinian number.

4032013 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4031984 and 4032002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4032113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643 + ... + 2911.

It is an arithmetic number, because the mean of its divisors is an integer number (1009015).

Almost surely, 2^4032013 is an apocalyptic number.

It is an amenable number.

4032013 is a deficient number, since it is larger than the sum of its proper divisors (4047).

4032013 is a wasteful number, since it uses less digits than its factorization.

4032013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4046.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 4032013 is about 2007.9873007567. The cubic root of 4032013 is about 159.1624593730.

Adding to 4032013 its reverse (3102304), we get a palindrome (7134317).

The spelling of 4032013 in words is "four million, thirty-two thousand, thirteen".