42611613 has 16 divisors (see below), whose sum is σ = 62137152. Its totient is φ = 25760000.

The previous prime is 42611603. The next prime is 42611627. The reversal of 42611613 is 31611624.

42611613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 42611613 - 2¹² = 42607517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42611603) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 13813 + ... + 16613.

It is an arithmetic number, because the mean of its divisors is an integer number (3883572).

Almost surely, 2^42611613 is an apocalyptic number.

It is an amenable number.

42611613 is a deficient number, since it is larger than the sum of its proper divisors (19525539).

42611613 is a wasteful number, since it uses less digits than its factorization.

42611613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3276.

The product of its digits is 864, while the sum is 24.

The square root of 42611613 is about 6527.7571186434. The cubic root of 42611613 is about 349.2818280569.

The spelling of 42611613 in words is "forty-two million, six hundred eleven thousand, six hundred thirteen".