4523646 has 8 divisors (see below), whose sum is σ = 9047304. Its totient is φ = 1507880.

The previous prime is 4523633. The next prime is 4523647. The reversal of 4523646 is 6463254.

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

4523646 is an admirable number.

It is a d-powerful number, because it can be written as 4⁹ + 5³ + 2⁵ + 3¹⁰ + 6³ + 4¹¹ + 6⁵ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4523647) 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, 376965 + ... + 376976.

It is an arithmetic number, because the mean of its divisors is an integer number (1130913).

Almost surely, 2^4523646 is an apocalyptic number.

4523646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4523646 is a wasteful number, since it uses less digits than its factorization.

4523646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753946.

The product of its digits is 17280, while the sum is 30.

The square root of 4523646 is about 2126.8864567720. The cubic root of 4523646 is about 165.3850328622.

The spelling of 4523646 in words is "four million, five hundred twenty-three thousand, six hundred forty-six".