4642442 has 8 divisors (see below), whose sum is σ = 7958496. Its totient is φ = 1989612.

The previous prime is 4642423. The next prime is 4642457. The reversal of 4642442 is 2442464.

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 165788 + ... + 165815.

It is an arithmetic number, because the mean of its divisors is an integer number (994812).

Almost surely, 2^4642442 is an apocalyptic number.

4642442 is a deficient number, since it is larger than the sum of its proper divisors (3316054).

4642442 is a wasteful number, since it uses less digits than its factorization.

4642442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331612.

The product of its digits is 6144, while the sum is 26.

The square root of 4642442 is about 2154.6326833129. The cubic root of 4642442 is about 166.8202734973.

The spelling of 4642442 in words is "four million, six hundred forty-two thousand, four hundred forty-two".