4459442 has 8 divisors (see below), whose sum is σ = 7203756. Its totient is φ = 2058192.

The previous prime is 4459409. The next prime is 4459451. The reversal of 4459442 is 2449544.

It can be written as a sum of positive squares in 2 ways, for example, as 4330561 + 128881 = 2081^2 + 359^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4459399 and 4459408.

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, 85733 + ... + 85784.

Almost surely, 2^4459442 is an apocalyptic number.

4459442 is a deficient number, since it is larger than the sum of its proper divisors (2744314).

4459442 is a wasteful number, since it uses less digits than its factorization.

4459442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171532.

The product of its digits is 23040, while the sum is 32.

The square root of 4459442 is about 2111.7390937329. The cubic root of 4459442 is about 164.5988664219.

The spelling of 4459442 in words is "four million, four hundred fifty-nine thousand, four hundred forty-two".