4491022 has 8 divisors (see below), whose sum is σ = 6745536. Its totient is φ = 2242512.

The previous prime is 4491013. The next prime is 4491031. The reversal of 4491022 is 2201944.

It is an interprime number because it is at equal distance from previous prime (4491013) and next prime (4491031).

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 = 4490984 and 4491002.

It is a congruent number.

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, 2083 + ... + 3649.

It is an arithmetic number, because the mean of its divisors is an integer number (843192).

Almost surely, 2^4491022 is an apocalyptic number.

4491022 is a deficient number, since it is larger than the sum of its proper divisors (2254514).

4491022 is a wasteful number, since it uses less digits than its factorization.

4491022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3002.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 4491022 is about 2119.2031521305. The cubic root of 4491022 is about 164.9864941501.

Adding to 4491022 its reverse (2201944), we get a palindrome (6692966).

The spelling of 4491022 in words is "four million, four hundred ninety-one thousand, twenty-two".