162232864 has 48 divisors (see below), whose sum is σ = 332698968. Its totient is φ = 77801472.

The previous prime is 162232801. The next prime is 162232871. The reversal of 162232864 is 468232261.

It can be written as a sum of positive squares in 4 ways, for example, as 161493264 + 739600 = 12708^2 + 860^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85494 + ... + 87370.

Almost surely, 2^162232864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162232864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166349484).

162232864 is an abundant number, since it is smaller than the sum of its proper divisors (170466104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162232864 is a wasteful number, since it uses less digits than its factorization.

162232864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997 (or 1989 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 162232864 is about 12737.0665382575. The cubic root of 162232864 is about 545.3972515444.

The spelling of 162232864 in words is "one hundred sixty-two million, two hundred thirty-two thousand, eight hundred sixty-four".