6612439 has 16 divisors (see below), whose sum is σ = 7348320. Its totient is φ = 5923840.

The previous prime is 6612427. The next prime is 6612449. The reversal of 6612439 is 9342166.

It is a cyclic number.

It is not a de Polignac number, because 6612439 - 2⁷ = 6612311 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6612439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6612449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36852 + ... + 37030.

It is an arithmetic number, because the mean of its divisors is an integer number (459270).

Almost surely, 2^6612439 is an apocalyptic number.

6612439 is a deficient number, since it is larger than the sum of its proper divisors (735881).

6612439 is a wasteful number, since it uses less digits than its factorization.

6612439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290.

The product of its digits is 7776, while the sum is 31.

The square root of 6612439 is about 2571.4663132151. The cubic root of 6612439 is about 187.6955139846.

The spelling of 6612439 in words is "six million, six hundred twelve thousand, four hundred thirty-nine".