220034144 has 36 divisors (see below), whose sum is σ = 476161812. Its totient is φ = 100013760.

The previous prime is 220034099. The next prime is 220034149. The reversal of 220034144 is 441430022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220034149) 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 5 ways as a sum of consecutive naturals, for example, 24542 + ... + 32285.

It is an arithmetic number, because the mean of its divisors is an integer number (13226717).

Almost surely, 2^220034144 is an apocalyptic number.

It is an amenable number.

220034144 is an abundant number, since it is smaller than the sum of its proper divisors (256127668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220034144 is a wasteful number, since it uses less digits than its factorization.

220034144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56859 (or 56840 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 220034144 is about 14833.5479235414. The cubic root of 220034144 is about 603.7123024985.

Adding to 220034144 its reverse (441430022), we get a palindrome (661464166).

The spelling of 220034144 in words is "two hundred twenty million, thirty-four thousand, one hundred forty-four".