5662643 has 8 divisors (see below), whose sum is σ = 6581760. Its totient is φ = 4771080.

The previous prime is 5662637. The next prime is 5662663. The reversal of 5662643 is 3462665.

5662643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5662643 - 2¹² = 5658547 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (5662663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6443 + ... + 7268.

It is an arithmetic number, because the mean of its divisors is an integer number (822720).

Almost surely, 2^5662643 is an apocalyptic number.

5662643 is a deficient number, since it is larger than the sum of its proper divisors (919117).

5662643 is a wasteful number, since it uses less digits than its factorization.

5662643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13777.

The product of its digits is 25920, while the sum is 32.

The square root of 5662643 is about 2379.6308537250. The cubic root of 5662643 is about 178.2405009799.

The spelling of 5662643 in words is "five million, six hundred sixty-two thousand, six hundred forty-three".