6221158 has 4 divisors (see below), whose sum is σ = 9331740. Its totient is φ = 3110578.

The previous prime is 6221153. The next prime is 6221161. The reversal of 6221158 is 8511226.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6221153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555288 + ... + 1555291.

It is an arithmetic number, because the mean of its divisors is an integer number (2332935).

Almost surely, 2^6221158 is an apocalyptic number.

6221158 is a deficient number, since it is larger than the sum of its proper divisors (3110582).

6221158 is a wasteful number, since it uses less digits than its factorization.

6221158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3110581.

The product of its digits is 960, while the sum is 25.

The square root of 6221158 is about 2494.2249297126. The cubic root of 6221158 is about 183.9177917260.

The spelling of 6221158 in words is "six million, two hundred twenty-one thousand, one hundred fifty-eight".