20224329 has 4 divisors (see below), whose sum is σ = 26965776. Its totient is φ = 13482884.

The previous prime is 20224327. The next prime is 20224331. The reversal of 20224329 is 92342202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (20224327) and next prime (20224331).

It is a cyclic number.

It is not a de Polignac number, because 20224329 - 2¹ = 20224327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20224299 and 20224308.

It is not an unprimeable number, because it can be changed into a prime (20224327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3370719 + ... + 3370724.

It is an arithmetic number, because the mean of its divisors is an integer number (6741444).

Almost surely, 2^20224329 is an apocalyptic number.

It is an amenable number.

20224329 is a deficient number, since it is larger than the sum of its proper divisors (6741447).

20224329 is an equidigital number, since it uses as much as digits as its factorization.

20224329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6741446.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 20224329 is about 4497.1467621148. The cubic root of 20224329 is about 272.4528616945.

It can be divided in two parts, 202 and 24329, that added together give a triangular number (24531 = T₂₂₁).

The spelling of 20224329 in words is "twenty million, two hundred twenty-four thousand, three hundred twenty-nine".