20270067 has 4 divisors (see below), whose sum is σ = 27026760. Its totient is φ = 13513376.

The previous prime is 20270059. The next prime is 20270077. The reversal of 20270067 is 76007202.

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 20270067 - 2³ = 20270059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20270027) 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, 3378342 + ... + 3378347.

It is an arithmetic number, because the mean of its divisors is an integer number (6756690).

Almost surely, 2^20270067 is an apocalyptic number.

20270067 is a deficient number, since it is larger than the sum of its proper divisors (6756693).

20270067 is an equidigital number, since it uses as much as digits as its factorization.

20270067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6756692.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 20270067 is about 4502.2291145609. The cubic root of 20270067 is about 272.6580941611.

Adding to 20270067 its reverse (76007202), we get a palindrome (96277269).

The spelling of 20270067 in words is "twenty million, two hundred seventy thousand, sixty-seven".