4442667 has 8 divisors (see below), whose sum is σ = 5955024. Its totient is φ = 2946048.

The previous prime is 4442663. The next prime is 4442681. The reversal of 4442667 is 7662444.

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

It is not a de Polignac number, because 4442667 - 2² = 4442663 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4442663) 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, 3258 + ... + 4415.

It is an arithmetic number, because the mean of its divisors is an integer number (744378).

Almost surely, 2^4442667 is an apocalyptic number.

4442667 is a deficient number, since it is larger than the sum of its proper divisors (1512357).

4442667 is a wasteful number, since it uses less digits than its factorization.

4442667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7869.

The product of its digits is 32256, while the sum is 33.

The square root of 4442667 is about 2107.7635066582. The cubic root of 4442667 is about 164.3922175915.

The spelling of 4442667 in words is "four million, four hundred forty-two thousand, six hundred sixty-seven".