6222154 has 4 divisors (see below), whose sum is σ = 9333234. Its totient is φ = 3111076.

The previous prime is 6222149. The next prime is 6222163. The reversal of 6222154 is 4512226.

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

It can be written as a sum of positive squares in only one way, i.e., 5175625 + 1046529 = 2275^2 + 1023^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555537 + ... + 1555540.

Almost surely, 2^6222154 is an apocalyptic number.

6222154 is a deficient number, since it is larger than the sum of its proper divisors (3111080).

6222154 is a wasteful number, since it uses less digits than its factorization.

6222154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111079.

The product of its digits is 960, while the sum is 22.

The square root of 6222154 is about 2494.4245829449. The cubic root of 6222154 is about 183.9276062089.

The spelling of 6222154 in words is "six million, two hundred twenty-two thousand, one hundred fifty-four".