6556435 has 4 divisors (see below), whose sum is σ = 7867728. Its totient is φ = 5245144.

The previous prime is 6556421. The next prime is 6556439. The reversal of 6556435 is 5346556.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6556435 is a prime.

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 6556435.

It is not an unprimeable number, because it can be changed into a prime (6556439) 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, 655639 + ... + 655648.

It is an arithmetic number, because the mean of its divisors is an integer number (1966932).

Almost surely, 2^6556435 is an apocalyptic number.

6556435 is a deficient number, since it is larger than the sum of its proper divisors (1311293).

6556435 is a wasteful number, since it uses less digits than its factorization.

6556435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311292.

The product of its digits is 54000, while the sum is 34.

The square root of 6556435 is about 2560.5536510685. The cubic root of 6556435 is about 187.1641156989.

The spelling of 6556435 in words is "six million, five hundred fifty-six thousand, four hundred thirty-five".