20229368 has 16 divisors (see below), whose sum is σ = 37978080. Its totient is φ = 10101888.

The previous prime is 20229367. The next prime is 20229379. The reversal of 20229368 is 86392202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20229361) 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, 10496 + ... + 12272.

It is an arithmetic number, because the mean of its divisors is an integer number (2373630).

Almost surely, 2^20229368 is an apocalyptic number.

It is an amenable number.

20229368 is a deficient number, since it is larger than the sum of its proper divisors (17748712).

20229368 is a wasteful number, since it uses less digits than its factorization.

20229368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3206 (or 3202 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 20229368 is about 4497.7069713355. The cubic root of 20229368 is about 272.4754875125.

The spelling of 20229368 in words is "twenty million, two hundred twenty-nine thousand, three hundred sixty-eight".