220000029 has 4 divisors (see below), whose sum is σ = 293333376. Its totient is φ = 146666684.

The previous prime is 220000013. The next prime is 220000051. The reversal of 220000029 is 920000022.

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 a cyclic number.

It is not a de Polignac number, because 220000029 - 2⁴ = 220000013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 219999972 and 220000017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221000029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36666669 + ... + 36666674.

It is an arithmetic number, because the mean of its divisors is an integer number (73333344).

Almost surely, 2^220000029 is an apocalyptic number.

It is an amenable number.

220000029 is a deficient number, since it is larger than the sum of its proper divisors (73333347).

220000029 is an equidigital number, since it uses as much as digits as its factorization.

220000029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73333346.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 220000029 is about 14832.3979517811. The cubic root of 220000029 is about 603.6811002051.

The spelling of 220000029 in words is "two hundred twenty million, twenty-nine", and thus it is an aban number.