5643419 has 4 divisors (see below), whose sum is σ = 5711496. Its totient is φ = 5575344.

The previous prime is 5643413. The next prime is 5643427. The reversal of 5643419 is 9143465.

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 5643419 - 2⁸ = 5643163 is a prime.

It is a super-2 number, since 2×5643419² = 63696356019122, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5643413) 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, 33914 + ... + 34079.

It is an arithmetic number, because the mean of its divisors is an integer number (1427874).

Almost surely, 2^5643419 is an apocalyptic number.

5643419 is a deficient number, since it is larger than the sum of its proper divisors (68077).

5643419 is an equidigital number, since it uses as much as digits as its factorization.

5643419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68076.

The product of its digits is 12960, while the sum is 32.

The square root of 5643419 is about 2375.5881377040. The cubic root of 5643419 is about 178.0385705248.

The spelling of 5643419 in words is "five million, six hundred forty-three thousand, four hundred nineteen".