5631433 has 4 divisors (see below), whose sum is σ = 5667460. Its totient is φ = 5595408.

The previous prime is 5631427. The next prime is 5631443. The reversal of 5631433 is 3341365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3341365 = 5 ⋅668273.

It can be written as a sum of positive squares in 2 ways, for example, as 3523129 + 2108304 = 1877^2 + 1452^2 .

It is a cyclic number.

It is not a de Polignac number, because 5631433 - 2⁵ = 5631401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5631398 and 5631407.

It is not an unprimeable number, because it can be changed into a prime (5631413) 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, 17778 + ... + 18091.

It is an arithmetic number, because the mean of its divisors is an integer number (1416865).

Almost surely, 2^5631433 is an apocalyptic number.

It is an amenable number.

5631433 is a deficient number, since it is larger than the sum of its proper divisors (36027).

5631433 is a wasteful number, since it uses less digits than its factorization.

5631433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36026.

The product of its digits is 3240, while the sum is 25.

The square root of 5631433 is about 2373.0640530757. The cubic root of 5631433 is about 177.9124364168.

Adding to 5631433 its reverse (3341365), we get a palindrome (8972798).

The spelling of 5631433 in words is "five million, six hundred thirty-one thousand, four hundred thirty-three".