220204402 has 16 divisors (see below), whose sum is σ = 366444000. Its totient is φ = 98395840.

The previous prime is 220204393. The next prime is 220204403. The reversal of 220204402 is 204402022.

It is not an unprimeable number, because it can be changed into a prime (220204403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83527 + ... + 86122.

It is an arithmetic number, because the mean of its divisors is an integer number (22902750).

Almost surely, 2^220204402 is an apocalyptic number.

220204402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220204402 is a deficient number, since it is larger than the sum of its proper divisors (146239598).

220204402 is a wasteful number, since it uses less digits than its factorization.

220204402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169721.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 220204402 is about 14839.2857644834. The cubic root of 220204402 is about 603.8679758366.

Adding to 220204402 its reverse (204402022), we get a palindrome (424606424).

The spelling of 220204402 in words is "two hundred twenty million, two hundred four thousand, four hundred two".