27240573 has 8 divisors (see below), whose sum is σ = 36346336. Its totient is φ = 18147600.

The previous prime is 27240559. The next prime is 27240581. The reversal of 27240573 is 37504272.

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

It is not a de Polignac number, because 27240573 - 2⁴ = 27240557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27240573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27240593) 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, 4263 + ... + 8523.

It is an arithmetic number, because the mean of its divisors is an integer number (4543292).

Almost surely, 2^27240573 is an apocalyptic number.

It is an amenable number.

27240573 is a deficient number, since it is larger than the sum of its proper divisors (9105763).

27240573 is a wasteful number, since it uses less digits than its factorization.

27240573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6395.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 27240573 is about 5219.2502335106. The cubic root of 27240573 is about 300.8883777973. Note that the first 3 decimals are identical.

The spelling of 27240573 in words is "twenty-seven million, two hundred forty thousand, five hundred seventy-three".