4501994 has 8 divisors (see below), whose sum is σ = 7717728. Its totient is φ = 1929420.

The previous prime is 4501969. The next prime is 4501999. The reversal of 4501994 is 4991054.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4501994.

It is not an unprimeable number, because it can be changed into a prime (4501999) 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, 160772 + ... + 160799.

It is an arithmetic number, because the mean of its divisors is an integer number (964716).

Almost surely, 2^4501994 is an apocalyptic number.

4501994 is a deficient number, since it is larger than the sum of its proper divisors (3215734).

4501994 is a wasteful number, since it uses less digits than its factorization.

4501994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321580.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 4501994 is about 2121.7902818139. The cubic root of 4501994 is about 165.1207441880.

The spelling of 4501994 in words is "four million, five hundred one thousand, nine hundred ninety-four".