162645432 has 16 divisors (see below), whose sum is σ = 406613640. Its totient is φ = 54215136.

The previous prime is 162645421. The next prime is 162645433. The reversal of 162645432 is 234546261.

162645432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 162645393 and 162645402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162645433) 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, 3388423 + ... + 3388470.

Almost surely, 2^162645432 is an apocalyptic number.

162645432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

162645432 is an abundant number, since it is smaller than the sum of its proper divisors (243968208).

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

162645432 is a wasteful number, since it uses less digits than its factorization.

162645432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6776902 (or 6776898 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 162645432 is about 12753.2518206142. The cubic root of 162645432 is about 545.8591862717.

The spelling of 162645432 in words is "one hundred sixty-two million, six hundred forty-five thousand, four hundred thirty-two".