162122644 has 12 divisors (see below), whose sum is σ = 293498100. Its totient is φ = 78266048.

The previous prime is 162122633. The next prime is 162122711. The reversal of 162122644 is 446221261.

162122644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 123210000 + 38912644 = 11100^2 + 6238^2 .

It is a super-3 number, since 3×162122644³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698689 + ... + 698920.

It is an arithmetic number, because the mean of its divisors is an integer number (24458175).

Almost surely, 2^162122644 is an apocalyptic number.

It is an amenable number.

162122644 is a deficient number, since it is larger than the sum of its proper divisors (131375456).

162122644 is a wasteful number, since it uses less digits than its factorization.

162122644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397642 (or 1397640 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 162122644 is about 12732.7390611761. The cubic root of 162122644 is about 545.2737103943.

The spelling of 162122644 in words is "one hundred sixty-two million, one hundred twenty-two thousand, six hundred forty-four".