420022162 has 32 divisors (see below), whose sum is σ = 787000320. Its totient is φ = 163952640.

The previous prime is 420022157. The next prime is 420022177. The reversal of 420022162 is 261220024.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 21087 + ... + 35842.

It is an arithmetic number, because the mean of its divisors is an integer number (24593760).

Almost surely, 2^420022162 is an apocalyptic number.

420022162 is a deficient number, since it is larger than the sum of its proper divisors (366978158).

420022162 is a wasteful number, since it uses less digits than its factorization.

420022162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56986.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 420022162 is about 20494.4422222221. The cubic root of 420022162 is about 748.9004105846.

Adding to 420022162 its reverse (261220024), we get a palindrome (681242186).

It can be divided in two parts, 4200 and 22162, that added together give a palindrome (26362).

The spelling of 420022162 in words is "four hundred twenty million, twenty-two thousand, one hundred sixty-two".