8630613 has 6 divisors (see below), whose sum is σ = 12466454. Its totient is φ = 5753736.

The previous prime is 8630599. The next prime is 8630639. The reversal of 8630613 is 3160368.

8630613 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8191044 + 439569 = 2862^2 + 663^2 .

It is not a de Polignac number, because 8630613 - 2¹² = 8626517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8630653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 479470 + ... + 479487.

Almost surely, 2^8630613 is an apocalyptic number.

It is an amenable number.

8630613 is a deficient number, since it is larger than the sum of its proper divisors (3835841).

8630613 is a wasteful number, since it uses less digits than its factorization.

8630613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958963 (or 958960 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 8630613 is about 2937.7904962744. The cubic root of 8630613 is about 205.1227739677.

The spelling of 8630613 in words is "eight million, six hundred thirty thousand, six hundred thirteen".