4564636 has 24 divisors (see below), whose sum is σ = 8905680. Its totient is φ = 2034432.

The previous prime is 4564633. The next prime is 4564663. The reversal of 4564636 is 6364654.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4564631) 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 7 ways as a sum of consecutive naturals, for example, 475 + ... + 3058.

It is an arithmetic number, because the mean of its divisors is an integer number (371070).

Almost surely, 2^4564636 is an apocalyptic number.

It is an amenable number.

4564636 is a deficient number, since it is larger than the sum of its proper divisors (4341044).

4564636 is a wasteful number, since it uses less digits than its factorization.

4564636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573 (or 3571 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 4564636 is about 2136.5008776034. The cubic root of 4564636 is about 165.8830646927.

The spelling of 4564636 in words is "four million, five hundred sixty-four thousand, six hundred thirty-six".