220043466 has 40 divisors (see below), whose sum is σ = 495352704. Its totient is φ = 73006920.

The previous prime is 220043459. The next prime is 220043471. The reversal of 220043466 is 664340022.

220043466 is a `hidden beast` number, since 220 + 0 + 434 + 6 + 6 = 666.

220043466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 33081 + ... + 39171.

Almost surely, 2^220043466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220043466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247676352).

220043466 is an abundant number, since it is smaller than the sum of its proper divisors (275309238).

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

220043466 is a wasteful number, since it uses less digits than its factorization.

220043466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6328 (or 6319 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 220043466 is about 14833.8621403868. The cubic root of 220043466 is about 603.7208280338.

Adding to 220043466 its reverse (664340022), we get a palindrome (884383488).

The spelling of 220043466 in words is "two hundred twenty million, forty-three thousand, four hundred sixty-six".