5632643 has 4 divisors (see below), whose sum is σ = 5712048. Its totient is φ = 5553240.

The previous prime is 5632639. The next prime is 5632651. The reversal of 5632643 is 3462365.

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

It is a cyclic number.

It is not a de Polignac number, because 5632643 - 2² = 5632639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5632603) 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, 39596 + ... + 39737.

It is an arithmetic number, because the mean of its divisors is an integer number (1428012).

Almost surely, 2^5632643 is an apocalyptic number.

5632643 is a deficient number, since it is larger than the sum of its proper divisors (79405).

5632643 is an equidigital number, since it uses as much as digits as its factorization.

5632643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79404.

The product of its digits is 12960, while the sum is 29.

The square root of 5632643 is about 2373.3189840390. The cubic root of 5632643 is about 177.9251779121.

The spelling of 5632643 in words is "five million, six hundred thirty-two thousand, six hundred forty-three".