5443631 has 4 divisors (see below), whose sum is σ = 5619264. Its totient is φ = 5268000.

The previous prime is 5443609. The next prime is 5443639. The reversal of 5443631 is 1363445.

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 5443631 - 2⁶ = 5443567 is a prime.

It is a super-2 number, since 2×5443631² = 59266236928322, which contains 22 as substring.

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 5443631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5443639) 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, 87770 + ... + 87831.

It is an arithmetic number, because the mean of its divisors is an integer number (1404816).

Almost surely, 2^5443631 is an apocalyptic number.

5443631 is a deficient number, since it is larger than the sum of its proper divisors (175633).

5443631 is a wasteful number, since it uses less digits than its factorization.

5443631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175632.

The product of its digits is 4320, while the sum is 26.

The square root of 5443631 is about 2333.1590172982. The cubic root of 5443631 is about 175.9123078125.

The spelling of 5443631 in words is "five million, four hundred forty-three thousand, six hundred thirty-one".