4536646 has 4 divisors (see below), whose sum is σ = 6804972. Its totient is φ = 2268322.

The previous prime is 4536643. The next prime is 4536647. The reversal of 4536646 is 6466354.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4536643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1134160 + ... + 1134163.

It is an arithmetic number, because the mean of its divisors is an integer number (1701243).

Almost surely, 2^4536646 is an apocalyptic number.

4536646 is a deficient number, since it is larger than the sum of its proper divisors (2268326).

4536646 is a wasteful number, since it uses less digits than its factorization.

4536646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268325.

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

The square root of 4536646 is about 2129.9403747523. The cubic root of 4536646 is about 165.5433085212.

The spelling of 4536646 in words is "four million, five hundred thirty-six thousand, six hundred forty-six".