20264348 has 12 divisors (see below), whose sum is σ = 38190600. Its totient is φ = 9352752.

The previous prime is 20264347. The next prime is 20264371. The reversal of 20264348 is 84346202.

It is a self number, because there is not a number n which added to its sum of digits gives 20264348.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20264341) 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, 194798 + ... + 194901.

It is an arithmetic number, because the mean of its divisors is an integer number (3182550).

Almost surely, 2^20264348 is an apocalyptic number.

It is an amenable number.

20264348 is a deficient number, since it is larger than the sum of its proper divisors (17926252).

20264348 is a wasteful number, since it uses less digits than its factorization.

20264348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389716 (or 389714 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 20264348 is about 4501.5939399284. The cubic root of 20264348 is about 272.6324491494.

The spelling of 20264348 in words is "twenty million, two hundred sixty-four thousand, three hundred forty-eight".