220042232 has 16 divisors (see below), whose sum is σ = 415829760. Its totient is φ = 109154304.

The previous prime is 220042217. The next prime is 220042241. The reversal of 220042232 is 232240022.

It is a self number, because there is not a number n which added to its sum of digits gives 220042232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107273 + ... + 109304.

It is an arithmetic number, because the mean of its divisors is an integer number (25989360).

Almost surely, 2^220042232 is an apocalyptic number.

It is an amenable number.

220042232 is a deficient number, since it is larger than the sum of its proper divisors (195787528).

220042232 is a wasteful number, since it uses less digits than its factorization.

220042232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216710 (or 216706 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 220042232 is about 14833.8205463057. The cubic root of 220042232 is about 603.7196994797.

Adding to 220042232 its reverse (232240022), we get a palindrome (452282254).

The spelling of 220042232 in words is "two hundred twenty million, forty-two thousand, two hundred thirty-two".