5320643 has 4 divisors (see below), whose sum is σ = 5633640. Its totient is φ = 5007648.

The previous prime is 5320639. The next prime is 5320657. The reversal of 5320643 is 3460235.

5320643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5320643 - 2² = 5320639 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 3¹² + 2¹¹ + 0 + 6² + 4⁵ + 3¹⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5320633) 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, 156473 + ... + 156506.

It is an arithmetic number, because the mean of its divisors is an integer number (1408410).

Almost surely, 2^5320643 is an apocalyptic number.

5320643 is a deficient number, since it is larger than the sum of its proper divisors (312997).

5320643 is a wasteful number, since it uses less digits than its factorization.

5320643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312996.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 5320643 is about 2306.6519026502. The cubic root of 5320643 is about 174.5774075501.

Adding to 5320643 its reverse (3460235), we get a palindrome (8780878).

The spelling of 5320643 in words is "five million, three hundred twenty thousand, six hundred forty-three".