4421667 has 8 divisors (see below), whose sum is σ = 5978880. Its totient is φ = 2906120.

The previous prime is 4421653. The next prime is 4421671. The reversal of 4421667 is 7661244.

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

It is a cyclic number.

It is not a de Polignac number, because 4421667 - 2⁶ = 4421603 is a prime.

It is a super-2 number, since 2×4421667² = 39102278117778, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4421617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10167 + ... + 10592.

It is an arithmetic number, because the mean of its divisors is an integer number (747360).

Almost surely, 2^4421667 is an apocalyptic number.

4421667 is a deficient number, since it is larger than the sum of its proper divisors (1557213).

4421667 is a wasteful number, since it uses less digits than its factorization.

4421667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20833.

The product of its digits is 8064, while the sum is 30.

The square root of 4421667 is about 2102.7760223096. The cubic root of 4421667 is about 164.1327870627.

The spelling of 4421667 in words is "four million, four hundred twenty-one thousand, six hundred sixty-seven".