4561994 has 8 divisors (see below), whose sum is σ = 6881760. Its totient is φ = 2268076.

The previous prime is 4561993. The next prime is 4562003. The reversal of 4561994 is 4991654.

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

It is not an unprimeable number, because it can be changed into a prime (4561993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6014 + ... + 6729.

It is an arithmetic number, because the mean of its divisors is an integer number (860220).

Almost surely, 2^4561994 is an apocalyptic number.

4561994 is a deficient number, since it is larger than the sum of its proper divisors (2319766).

4561994 is a wasteful number, since it uses less digits than its factorization.

4561994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12924.

The product of its digits is 38880, while the sum is 38.

The square root of 4561994 is about 2135.8824874042. The cubic root of 4561994 is about 165.8510542805.

It can be divided in two parts, 4561 and 994, that added together give a palindrome (5555).

The spelling of 4561994 in words is "four million, five hundred sixty-one thousand, nine hundred ninety-four".