162434320 has 80 divisors (see below), whose sum is σ = 404974080. Its totient is φ = 60372992.

The previous prime is 162434317. The next prime is 162434339. The reversal of 162434320 is 23434261.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112161 + ... + 113599.

It is an arithmetic number, because the mean of its divisors is an integer number (5062176).

Almost surely, 2^162434320 is an apocalyptic number.

162434320 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 162434320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202487040).

162434320 is an abundant number, since it is smaller than the sum of its proper divisors (242539760).

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

162434320 is a wasteful number, since it uses less digits than its factorization.

162434320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552 (or 1546 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 162434320 is about 12744.9723420649. The cubic root of 162434320 is about 545.6229109209.

Adding to 162434320 its reverse (23434261), we get a palindrome (185868581).

The spelling of 162434320 in words is "one hundred sixty-two million, four hundred thirty-four thousand, three hundred twenty".