6164643 has 4 divisors (see below), whose sum is σ = 8219528. Its totient is φ = 4109760.

The previous prime is 6164633. The next prime is 6164647. The reversal of 6164643 is 3464616.

6164643 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 not a de Polignac number, because 6164643 - 2⁵ = 6164611 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6164643.

It is not an unprimeable number, because it can be changed into a prime (6164647) 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, 1027438 + ... + 1027443.

It is an arithmetic number, because the mean of its divisors is an integer number (2054882).

Almost surely, 2^6164643 is an apocalyptic number.

6164643 is a deficient number, since it is larger than the sum of its proper divisors (2054885).

6164643 is a wasteful number, since it uses less digits than its factorization.

6164643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054884.

The product of its digits is 10368, while the sum is 30.

The square root of 6164643 is about 2482.8699120171. The cubic root of 6164643 is about 183.3591739517.

The spelling of 6164643 in words is "six million, one hundred sixty-four thousand, six hundred forty-three".