220032434 has 4 divisors (see below), whose sum is σ = 330048654. Its totient is φ = 110016216.

The previous prime is 220032433. The next prime is 220032443. The reversal of 220032434 is 434230022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 126000625 + 94031809 = 11225^2 + 9697^2 .

It is a super-3 number, since 3×220032434³ (a number of 26 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220032431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55008107 + ... + 55008110.

Almost surely, 2^220032434 is an apocalyptic number.

220032434 is a deficient number, since it is larger than the sum of its proper divisors (110016220).

220032434 is a wasteful number, since it uses less digits than its factorization.

220032434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110016219.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 220032434 is about 14833.4902838139. The cubic root of 220032434 is about 603.7107385734.

Adding to 220032434 its reverse (434230022), we get a palindrome (654262456).

The spelling of 220032434 in words is "two hundred twenty million, thirty-two thousand, four hundred thirty-four".