4142146 has 4 divisors (see below), whose sum is σ = 6213222. Its totient is φ = 2071072.

The previous prime is 4142129. The next prime is 4142161. The reversal of 4142146 is 6412414.

4142146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 2480625 + 1661521 = 1575^2 + 1289^2 .

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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1035535 + ... + 1035538.

Almost surely, 2^4142146 is an apocalyptic number.

4142146 is a deficient number, since it is larger than the sum of its proper divisors (2071076).

4142146 is a wasteful number, since it uses less digits than its factorization.

4142146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071075.

The product of its digits is 768, while the sum is 22.

The square root of 4142146 is about 2035.2262773461. The cubic root of 4142146 is about 160.5986169429.

The spelling of 4142146 in words is "four million, one hundred forty-two thousand, one hundred forty-six".