4398142 has 12 divisors (see below), whose sum is σ = 7674480. Its totient is φ = 1884876.

The previous prime is 4398133. The next prime is 4398143. The reversal of 4398142 is 2418934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4398143) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 22342 + ... + 22537.

It is an arithmetic number, because the mean of its divisors is an integer number (639540).

Almost surely, 2^4398142 is an apocalyptic number.

4398142 is a deficient number, since it is larger than the sum of its proper divisors (3276338).

4398142 is a wasteful number, since it uses less digits than its factorization.

4398142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44895 (or 44888 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 4398142 is about 2097.1747662033. The cubic root of 4398142 is about 163.8411857376.

The spelling of 4398142 in words is "four million, three hundred ninety-eight thousand, one hundred forty-two".