27343145 has 16 divisors (see below), whose sum is σ = 33384960. Its totient is φ = 21496704.

The previous prime is 27343097. The next prime is 27343153. The reversal of 27343145 is 54134372.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 27343145 - 2¹² = 27339049 is a prime.

It is a super-3 number, since 3×27343145³ (a number of 23 digits) contains 333 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 122504 + ... + 122726.

It is an arithmetic number, because the mean of its divisors is an integer number (2086560).

Almost surely, 2^27343145 is an apocalyptic number.

It is an amenable number.

27343145 is a deficient number, since it is larger than the sum of its proper divisors (6041815).

27343145 is a wasteful number, since it uses less digits than its factorization.

27343145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544.

The product of its digits is 10080, while the sum is 29.

The square root of 27343145 is about 5229.0673164533. The cubic root of 27343145 is about 301.2655610839.

The spelling of 27343145 in words is "twenty-seven million, three hundred forty-three thousand, one hundred forty-five".