20364035 has 4 divisors (see below), whose sum is σ = 24436848. Its totient is φ = 16291224.

The previous prime is 20364017. The next prime is 20364037. The reversal of 20364035 is 53046302.

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 20364035 - 2⁶ = 20363971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20364035.

It is not an unprimeable number, because it can be changed into a prime (20364037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2036399 + ... + 2036408.

It is an arithmetic number, because the mean of its divisors is an integer number (6109212).

Almost surely, 2^20364035 is an apocalyptic number.

20364035 is a deficient number, since it is larger than the sum of its proper divisors (4072813).

20364035 is an equidigital number, since it uses as much as digits as its factorization.

20364035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4072812.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 20364035 is about 4512.6527674972. The cubic root of 20364035 is about 273.0787743352.

The spelling of 20364035 in words is "twenty million, three hundred sixty-four thousand, thirty-five".