4429142 has 4 divisors (see below), whose sum is σ = 6643716. Its totient is φ = 2214570.

The previous prime is 4429093. The next prime is 4429171. The reversal of 4429142 is 2419244.

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

It is an Ulam number.

It is a congruent 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, 1107284 + ... + 1107287.

It is an arithmetic number, because the mean of its divisors is an integer number (1660929).

Almost surely, 2^4429142 is an apocalyptic number.

4429142 is a deficient number, since it is larger than the sum of its proper divisors (2214574).

4429142 is a wasteful number, since it uses less digits than its factorization.

4429142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214573.

The product of its digits is 2304, while the sum is 26.

The square root of 4429142 is about 2104.5526840638. The cubic root of 4429142 is about 164.2252259447.

The spelling of 4429142 in words is "four million, four hundred twenty-nine thousand, one hundred forty-two".