4458994 has 4 divisors (see below), whose sum is σ = 6688494. Its totient is φ = 2229496.

The previous prime is 4458991. The next prime is 4459001. The reversal of 4458994 is 4998544.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3193369 + 1265625 = 1787^2 + 1125^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4458994.

It is not an unprimeable number, because it can be changed into a prime (4458991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114747 + ... + 1114750.

Almost surely, 2^4458994 is an apocalyptic number.

4458994 is a deficient number, since it is larger than the sum of its proper divisors (2229500).

4458994 is a wasteful number, since it uses less digits than its factorization.

4458994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229499.

The product of its digits is 207360, while the sum is 43.

The square root of 4458994 is about 2111.6330173588. The cubic root of 4458994 is about 164.5933543152.

The spelling of 4458994 in words is "four million, four hundred fifty-eight thousand, nine hundred ninety-four".