162223444 has 12 divisors (see below), whose sum is σ = 298832800. Its totient is φ = 76842648.

The previous prime is 162223441. The next prime is 162223459. The reversal of 162223444 is 444322261.

162223444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×162223444² = 52632891566442272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162223441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1067184 + ... + 1067335.

Almost surely, 2^162223444 is an apocalyptic number.

It is an amenable number.

162223444 is a deficient number, since it is larger than the sum of its proper divisors (136609356).

162223444 is a wasteful number, since it uses less digits than its factorization.

162223444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134542 (or 2134540 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 162223444 is about 12736.6967460170. The cubic root of 162223444 is about 545.3866952337.

The spelling of 162223444 in words is "one hundred sixty-two million, two hundred twenty-three thousand, four hundred forty-four".