4565994 has 16 divisors (see below), whose sum is σ = 9181632. Its totient is φ = 1513728.

The previous prime is 4565987. The next prime is 4565999. The reversal of 4565994 is 4995654.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4565999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 814 + ... + 3129.

It is an arithmetic number, because the mean of its divisors is an integer number (573852).

Almost surely, 2^4565994 is an apocalyptic number.

4565994 is an abundant number, since it is smaller than the sum of its proper divisors (4615638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4565994 is a wasteful number, since it uses less digits than its factorization.

4565994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141.

The product of its digits is 194400, while the sum is 42.

The square root of 4565994 is about 2136.8186633404. The cubic root of 4565994 is about 165.8995133840.

It can be divided in two parts, 45659 and 94, that added together give a triangular number (45753 = T₃₀₂).

The spelling of 4565994 in words is "four million, five hundred sixty-five thousand, nine hundred ninety-four".