4142444 has 12 divisors (see below), whose sum is σ = 7341600. Its totient is φ = 2044848.

The previous prime is 4142429. The next prime is 4142473. The reversal of 4142444 is 4442414.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6239 + ... + 6870.

It is an arithmetic number, because the mean of its divisors is an integer number (611800).

Almost surely, 2^4142444 is an apocalyptic number.

It is an amenable number.

4142444 is a deficient number, since it is larger than the sum of its proper divisors (3199156).

4142444 is a wasteful number, since it uses less digits than its factorization.

4142444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13192 (or 13190 counting only the distinct ones).

The product of its digits is 2048, while the sum is 23.

The square root of 4142444 is about 2035.2994865621. The cubic root of 4142444 is about 160.6024681865.

Adding to 4142444 its reverse (4442414), we get a palindrome (8584858).

The spelling of 4142444 in words is "four million, one hundred forty-two thousand, four hundred forty-four".