220030534 has 16 divisors (see below), whose sum is σ = 332335872. Its totient is φ = 109255048.

The previous prime is 220030487. The next prime is 220030553. The reversal of 220030534 is 435030022.

220030534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295767 + ... + 296509.

It is an arithmetic number, because the mean of its divisors is an integer number (20770992).

Almost surely, 2^220030534 is an apocalyptic number.

220030534 is a deficient number, since it is larger than the sum of its proper divisors (112305338).

220030534 is a wasteful number, since it uses less digits than its factorization.

220030534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 220030534 is about 14833.4262394094. The cubic root of 220030534 is about 603.7090008695.

Adding to 220030534 its reverse (435030022), we get a palindrome (655060556).

The spelling of 220030534 in words is "two hundred twenty million, thirty thousand, five hundred thirty-four".