162326540 has 48 divisors (see below), whose sum is σ = 372605184. Its totient is φ = 59136000.

The previous prime is 162326537. The next prime is 162326569. The reversal of 162326540 is 45623261.

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, 2840 + ... + 18240.

It is an arithmetic number, because the mean of its divisors is an integer number (7762608).

Almost surely, 2^162326540 is an apocalyptic number.

162326540 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 162326540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186302592).

162326540 is an abundant number, since it is smaller than the sum of its proper divisors (210278644).

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

162326540 is a wasteful number, since it uses less digits than its factorization.

162326540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15458 (or 15456 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 162326540 is about 12740.7433064166. The cubic root of 162326540 is about 545.5022052127.

The spelling of 162326540 in words is "one hundred sixty-two million, three hundred twenty-six thousand, five hundred forty".