6223705 has 4 divisors (see below), whose sum is σ = 7468452. Its totient is φ = 4978960.

The previous prime is 6223687. The next prime is 6223727. The reversal of 6223705 is 5073226.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4227136 + 1996569 = 2056^2 + 1413^2 .

It is not a de Polignac number, because 6223705 - 2⁵ = 6223673 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 6223705.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622366 + ... + 622375.

It is an arithmetic number, because the mean of its divisors is an integer number (1867113).

Almost surely, 2^6223705 is an apocalyptic number.

It is an amenable number.

6223705 is a deficient number, since it is larger than the sum of its proper divisors (1244747).

6223705 is a wasteful number, since it uses less digits than its factorization.

6223705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244746.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 6223705 is about 2494.7354569172. The cubic root of 6223705 is about 183.9428875202.

The spelling of 6223705 in words is "six million, two hundred twenty-three thousand, seven hundred five".