162434644 has 6 divisors (see below), whose sum is σ = 284260634. Its totient is φ = 81217320.

The previous prime is 162434639. The next prime is 162434647. The reversal of 162434644 is 446434261.

162434644 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 only one way, i.e., 115347600 + 47087044 = 10740^2 + 6862^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162434647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20304327 + ... + 20304334.

Almost surely, 2^162434644 is an apocalyptic number.

It is an amenable number.

162434644 is a deficient number, since it is larger than the sum of its proper divisors (121825990).

162434644 is a wasteful number, since it uses less digits than its factorization.

162434644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40608665 (or 40608663 counting only the distinct ones).

The product of its digits is 55296, while the sum is 34.

The square root of 162434644 is about 12744.9850529532. The cubic root of 162434644 is about 545.6232736967.

The spelling of 162434644 in words is "one hundred sixty-two million, four hundred thirty-four thousand, six hundred forty-four".