27020057 has 4 divisors (see below), whose sum is σ = 27057360. Its totient is φ = 26982756.

The previous prime is 27020023. The next prime is 27020111. The reversal of 27020057 is 75002072.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27020057 - 2⁸ = 27019801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27020857) 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, 17543 + ... + 19020.

It is an arithmetic number, because the mean of its divisors is an integer number (6764340).

Almost surely, 2^27020057 is an apocalyptic number.

It is an amenable number.

27020057 is a deficient number, since it is larger than the sum of its proper divisors (37303).

27020057 is an equidigital number, since it uses as much as digits as its factorization.

27020057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37302.

The product of its (nonzero) digits is 980, while the sum is 23.

The square root of 27020057 is about 5198.0820501412. The cubic root of 27020057 is about 300.0742667985.

The spelling of 27020057 in words is "twenty-seven million, twenty thousand, fifty-seven".