5623634 has 16 divisors (see below), whose sum is σ = 8988408. Its totient is φ = 2629632.

The previous prime is 5623627. The next prime is 5623649. The reversal of 5623634 is 4363265.

It can be written as a sum of positive squares in 4 ways, for example, as 5536609 + 87025 = 2353^2 + 295^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5623597 and 5623606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6134 + ... + 6990.

Almost surely, 2^5623634 is an apocalyptic number.

5623634 is a deficient number, since it is larger than the sum of its proper divisors (3364774).

5623634 is a wasteful number, since it uses less digits than its factorization.

5623634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069.

The product of its digits is 12960, while the sum is 29.

The square root of 5623634 is about 2371.4202495551. The cubic root of 5623634 is about 177.8302678627.

Adding to 5623634 its reverse (4363265), we get a palindrome (9986899).

The spelling of 5623634 in words is "five million, six hundred twenty-three thousand, six hundred thirty-four".