27234613 has 4 divisors (see below), whose sum is σ = 31125280. Its totient is φ = 23343948.

The previous prime is 27234587. The next prime is 27234617. The reversal of 27234613 is 31643272.

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 not a de Polignac number, because 27234613 - 2⁹ = 27234101 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 (27234617) 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, 1945323 + ... + 1945336.

It is an arithmetic number, because the mean of its divisors is an integer number (7781320).

Almost surely, 2^27234613 is an apocalyptic number.

It is an amenable number.

27234613 is a deficient number, since it is larger than the sum of its proper divisors (3890667).

27234613 is an equidigital number, since it uses as much as digits as its factorization.

27234613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3890666.

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

The square root of 27234613 is about 5218.6792390412. The cubic root of 27234613 is about 300.8664322784.

Adding to 27234613 its reverse (31643272), we get a palindrome (58877885).

The spelling of 27234613 in words is "twenty-seven million, two hundred thirty-four thousand, six hundred thirteen".