27349965 has 24 divisors (see below), whose sum is σ = 47623680. Its totient is φ = 14519904.

The previous prime is 27349951. The next prime is 27349997. The reversal of 27349965 is 56994372.

It is a happy number.

It is not a de Polignac number, because 27349965 - 2⁶ = 27349901 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 27349965.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 9484 + ... + 12026.

It is an arithmetic number, because the mean of its divisors is an integer number (1984320).

Almost surely, 2^27349965 is an apocalyptic number.

It is an amenable number.

27349965 is a deficient number, since it is larger than the sum of its proper divisors (20273715).

27349965 is a wasteful number, since it uses less digits than its factorization.

27349965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2793 (or 2790 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 27349965 is about 5229.7193997384. The cubic root of 27349965 is about 301.2906064877.

The spelling of 27349965 in words is "twenty-seven million, three hundred forty-nine thousand, nine hundred sixty-five".