4535631 has 6 divisors (see below), whose sum is σ = 6551480. Its totient is φ = 3023748.

The previous prime is 4535611. The next prime is 4535639. The reversal of 4535631 is 1365354.

It is not a de Polignac number, because 4535631 - 2¹¹ = 4533583 is a prime.

It is a super-2 number, since 2×4535631² = 41143897136322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4535595 and 4535604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4535639) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 251971 + ... + 251988.

Almost surely, 2^4535631 is an apocalyptic number.

4535631 is a deficient number, since it is larger than the sum of its proper divisors (2015849).

4535631 is a wasteful number, since it uses less digits than its factorization.

4535631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503965 (or 503962 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 4535631 is about 2129.7020918429. The cubic root of 4535631 is about 165.5309617353.

It can be divided in two parts, 453 and 5631, that added together give a square (6084 = 78²).

The spelling of 4535631 in words is "four million, five hundred thirty-five thousand, six hundred thirty-one".