20367055 has 4 divisors (see below), whose sum is σ = 24440472. Its totient is φ = 16293640.

The previous prime is 20367047. The next prime is 20367091. The reversal of 20367055 is 55076302.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55076302 = 2 ⋅27538151.

It is not a de Polignac number, because 20367055 - 2³ = 20367047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2036701 + ... + 2036710.

It is an arithmetic number, because the mean of its divisors is an integer number (6110118).

Almost surely, 2^20367055 is an apocalyptic number.

20367055 is a deficient number, since it is larger than the sum of its proper divisors (4073417).

20367055 is an equidigital number, since it uses as much as digits as its factorization.

20367055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073416.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 20367055 is about 4512.9873698028. The cubic root of 20367055 is about 273.0922729229.

The spelling of 20367055 in words is "twenty million, three hundred sixty-seven thousand, fifty-five".