4420042 has 16 divisors (see below), whose sum is σ = 7467264. Its totient is φ = 1944000.

The previous prime is 4420037. The next prime is 4420043. The reversal of 4420042 is 2400244.

It is a junction number, because it is equal to n+sod(n) for n = 4419998 and 4420025.

It is not an unprimeable number, because it can be changed into a prime (4420043) 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 7 ways as a sum of consecutive naturals, for example, 2559 + ... + 3922.

It is an arithmetic number, because the mean of its divisors is an integer number (466704).

Almost surely, 2^4420042 is an apocalyptic number.

4420042 is a deficient number, since it is larger than the sum of its proper divisors (3047222).

4420042 is a wasteful number, since it uses less digits than its factorization.

4420042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6525.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 4420042 is about 2102.3895928205. The cubic root of 4420042 is about 164.1126778702.

Adding to 4420042 its reverse (2400244), we get a palindrome (6820286).

The spelling of 4420042 in words is "four million, four hundred twenty thousand, forty-two".