5643446 has 8 divisors (see below), whose sum is σ = 8540424. Its totient is φ = 2796640.

The previous prime is 5643427. The next prime is 5643479. The reversal of 5643446 is 6443465.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12260 + ... + 12711.

It is an arithmetic number, because the mean of its divisors is an integer number (1067553).

Almost surely, 2^5643446 is an apocalyptic number.

5643446 is a deficient number, since it is larger than the sum of its proper divisors (2896978).

5643446 is a wasteful number, since it uses less digits than its factorization.

5643446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25086.

The product of its digits is 34560, while the sum is 32.

The square root of 5643446 is about 2375.5938205005. The cubic root of 5643446 is about 178.0388544563.

The spelling of 5643446 in words is "five million, six hundred forty-three thousand, four hundred forty-six".