220406162 has 8 divisors (see below), whose sum is σ = 331260300. Its totient is φ = 109986064.

The previous prime is 220406113. The next prime is 220406167. The reversal of 220406162 is 261604022.

It can be written as a sum of positive squares in 2 ways, for example, as 214300321 + 6105841 = 14639^2 + 2471^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (220406167) 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 3 ways as a sum of consecutive naturals, for example, 107237 + ... + 109272.

Almost surely, 2^220406162 is an apocalyptic number.

220406162 is a deficient number, since it is larger than the sum of its proper divisors (110854138).

220406162 is a wasteful number, since it uses less digits than its factorization.

220406162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217020.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 220406162 is about 14846.0823788635. The cubic root of 220406162 is about 604.0523487952.

The spelling of 220406162 in words is "two hundred twenty million, four hundred six thousand, one hundred sixty-two".