162673920 has 216 divisors, whose sum is σ = 584796576. Its totient is φ = 43296768.

The previous prime is 162673913. The next prime is 162673921. The reversal of 162673920 is 29376261.

162673920 is a `hidden beast` number, since 1 + 6 + 267 + 392 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162673921) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 310779 + ... + 311301.

Almost surely, 2^162673920 is an apocalyptic number.

162673920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162673920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292398288).

162673920 is an abundant number, since it is smaller than the sum of its proper divisors (422122656).

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

162673920 is an frugal number, since it uses more digits than its factorization.

162673920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 162673920 is about 12754.3686633247. The cubic root of 162673920 is about 545.8910542200.

The spelling of 162673920 in words is "one hundred sixty-two million, six hundred seventy-three thousand, nine hundred twenty".