4042162 has 4 divisors (see below), whose sum is σ = 6063246. Its totient is φ = 2021080.

The previous prime is 4042153. The next prime is 4042163. The reversal of 4042162 is 2612404.

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., 2920681 + 1121481 = 1709^2 + 1059^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4042163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010539 + ... + 1010542.

Almost surely, 2^4042162 is an apocalyptic number.

4042162 is a deficient number, since it is larger than the sum of its proper divisors (2021084).

4042162 is a wasteful number, since it uses less digits than its factorization.

4042162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021083.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4042162 is about 2010.5128698917. The cubic root of 4042162 is about 159.2958903553.

Adding to 4042162 its reverse (2612404), we get a palindrome (6654566).

The spelling of 4042162 in words is "four million, forty-two thousand, one hundred sixty-two".