6244609 has 12 divisors (see below), whose sum is σ = 7500288. Its totient is φ = 5178600.

The previous prime is 6244607. The next prime is 6244621. The reversal of 6244609 is 9064426.

It is not a de Polignac number, because 6244609 - 2¹ = 6244607 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6244603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 537 + ... + 3574.

It is an arithmetic number, because the mean of its divisors is an integer number (625024).

Almost surely, 2^6244609 is an apocalyptic number.

It is an amenable number.

6244609 is a deficient number, since it is larger than the sum of its proper divisors (1255679).

6244609 is a wasteful number, since it uses less digits than its factorization.

6244609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4156 (or 4149 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 6244609 is about 2498.9215673966. The cubic root of 6244609 is about 184.1485980604.

The spelling of 6244609 in words is "six million, two hundred forty-four thousand, six hundred nine".