4613631 has 16 divisors (see below), whose sum is σ = 6749568. Its totient is φ = 2780000.

The previous prime is 4613629. The next prime is 4613657. The reversal of 4613631 is 1363164.

It is a cyclic number.

It is not a de Polignac number, because 4613631 - 2¹ = 4613629 is a prime.

It is a super-2 number, since 2×4613631² = 42571182008322, which contains 22 as substring.

4613631 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4611631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8005 + ... + 8561.

It is an arithmetic number, because the mean of its divisors is an integer number (421848).

Almost surely, 2^4613631 is an apocalyptic number.

4613631 is a deficient number, since it is larger than the sum of its proper divisors (2135937).

4613631 is a wasteful number, since it uses less digits than its factorization.

4613631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822.

The product of its digits is 1296, while the sum is 24.

The square root of 4613631 is about 2147.9364515739. The cubic root of 4613631 is about 166.4744615395.

Adding to 4613631 its reverse (1363164), we get a palindrome (5976795).

The spelling of 4613631 in words is "four million, six hundred thirteen thousand, six hundred thirty-one".