6142306 has 4 divisors (see below), whose sum is σ = 9213462. Its totient is φ = 3071152.

The previous prime is 6142303. The next prime is 6142307. The reversal of 6142306 is 6032416.

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., 5593225 + 549081 = 2365^2 + 741^2 .

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 Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6142303) by changing a digit.

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, 1535575 + ... + 1535578.

Almost surely, 2^6142306 is an apocalyptic number.

6142306 is a deficient number, since it is larger than the sum of its proper divisors (3071156).

6142306 is a wasteful number, since it uses less digits than its factorization.

6142306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3071155.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 6142306 is about 2478.3676079226. The cubic root of 6142306 is about 183.1374443973.

The spelling of 6142306 in words is "six million, one hundred forty-two thousand, three hundred six".