4490998 has 8 divisors (see below), whose sum is σ = 6968880. Its totient is φ = 2168040.

The previous prime is 4490989. The next prime is 4490999. The reversal of 4490998 is 8990944.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4490999) 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 3 ways as a sum of consecutive naturals, for example, 38658 + ... + 38773.

It is an arithmetic number, because the mean of its divisors is an integer number (871110).

Almost surely, 2^4490998 is an apocalyptic number.

4490998 is a deficient number, since it is larger than the sum of its proper divisors (2477882).

4490998 is a wasteful number, since it uses less digits than its factorization.

4490998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77462.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 4490998 is about 2119.1974896172. The cubic root of 4490998 is about 164.9862002539.

The spelling of 4490998 in words is "four million, four hundred ninety thousand, nine hundred ninety-eight".