660227027 has 4 divisors (see below), whose sum is σ = 661128480. Its totient is φ = 659325576.

The previous prime is 660227017. The next prime is 660227033. The reversal of 660227027 is 720722066.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 660227027 - 2¹⁸ = 659964883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 660226984 and 660227002.

It is not an unprimeable number, because it can be changed into a prime (660227017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449627 + ... + 451092.

It is an arithmetic number, because the mean of its divisors is an integer number (165282120).

Almost surely, 2^660227027 is an apocalyptic number.

660227027 is a deficient number, since it is larger than the sum of its proper divisors (901453).

660227027 is an equidigital number, since it uses as much as digits as its factorization.

660227027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901452.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 660227027 is about 25694.8832844207. The cubic root of 660227027 is about 870.7585874955.

The spelling of 660227027 in words is "six hundred sixty million, two hundred twenty-seven thousand, twenty-seven".