5643475 has 18 divisors (see below), whose sum is σ = 7434420. Its totient is φ = 4237920.

The previous prime is 5643427. The next prime is 5643479. The reversal of 5643475 is 5743465.

It is a happy number.

It is not a de Polignac number, because 5643475 - 2⁷ = 5643347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5643475.

It is not an unprimeable number, because it can be changed into a prime (5643479) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 51721 + ... + 51829.

Almost surely, 2^5643475 is an apocalyptic number.

5643475 is a deficient number, since it is larger than the sum of its proper divisors (1790945).

5643475 is a wasteful number, since it uses less digits than its factorization.

5643475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 133 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

The square root of 5643475 is about 2375.5999242297. The cubic root of 5643475 is about 178.0391594188.

The spelling of 5643475 in words is "five million, six hundred forty-three thousand, four hundred seventy-five".