27245761 has 8 divisors (see below), whose sum is σ = 28310400. Its totient is φ = 26189520.

The previous prime is 27245737. The next prime is 27245809. The reversal of 27245761 is 16754272.

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

It is a cyclic number.

It is not a de Polignac number, because 27245761 - 2¹³ = 27237569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27245261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4966 + ... + 8896.

It is an arithmetic number, because the mean of its divisors is an integer number (3538800).

Almost surely, 2^27245761 is an apocalyptic number.

It is an amenable number.

27245761 is a deficient number, since it is larger than the sum of its proper divisors (1064639).

27245761 is a wasteful number, since it uses less digits than its factorization.

27245761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4199.

The product of its digits is 23520, while the sum is 34.

The square root of 27245761 is about 5219.7472161016. The cubic root of 27245761 is about 300.9074781030.

The spelling of 27245761 in words is "twenty-seven million, two hundred forty-five thousand, seven hundred sixty-one".