42327613 has 4 divisors (see below), whose sum is σ = 44167968. Its totient is φ = 40487260.

The previous prime is 42327587. The next prime is 42327629. The reversal of 42327613 is 31672324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42327613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42327113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920143 + ... + 920188.

It is an arithmetic number, because the mean of its divisors is an integer number (11041992).

Almost surely, 2^42327613 is an apocalyptic number.

It is an amenable number.

42327613 is a deficient number, since it is larger than the sum of its proper divisors (1840355).

42327613 is a wasteful number, since it uses less digits than its factorization.

42327613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840354.

The product of its digits is 6048, while the sum is 28.

The square root of 42327613 is about 6505.9674914650. The cubic root of 42327613 is about 348.5041274306.

Adding to 42327613 its reverse (31672324), we get a palindrome (73999937).

The spelling of 42327613 in words is "forty-two million, three hundred twenty-seven thousand, six hundred thirteen".