20032222 has 32 divisors (see below), whose sum is σ = 36891072. Its totient is φ = 7962624.

The previous prime is 20032193. The next prime is 20032237. The reversal of 20032222 is 22223002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16798 + ... + 17950.

It is an arithmetic number, because the mean of its divisors is an integer number (1152846).

Almost surely, 2^20032222 is an apocalyptic number.

20032222 is a deficient number, since it is larger than the sum of its proper divisors (16858850).

20032222 is a wasteful number, since it uses less digits than its factorization.

20032222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 20032222 is about 4475.7370342771. The cubic root of 20032222 is about 271.5874567184.

Adding to 20032222 its reverse (22223002), we get a palindrome (42255224).

It can be divided in two parts, 2003 and 2222, that added together give a square (4225 = 65²).

The spelling of 20032222 in words is "twenty million, thirty-two thousand, two hundred twenty-two".