27760345 has 8 divisors (see below), whose sum is σ = 34387200. Its totient is φ = 21491760.

The previous prime is 27760331. The next prime is 27760391. The reversal of 27760345 is 54306772.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27760345 - 2⁹ = 27759833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27760345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89395 + ... + 89704.

It is an arithmetic number, because the mean of its divisors is an integer number (4298400).

Almost surely, 2^27760345 is an apocalyptic number.

It is an amenable number.

27760345 is a deficient number, since it is larger than the sum of its proper divisors (6626855).

27760345 is a wasteful number, since it uses less digits than its factorization.

27760345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179135.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 27760345 is about 5268.8086888784. The cubic root of 27760345 is about 302.7900639617.

The spelling of 27760345 in words is "twenty-seven million, seven hundred sixty thousand, three hundred forty-five".