162420648 has 96 divisors (see below), whose sum is σ = 453616800. Its totient is φ = 48174336.

The previous prime is 162420617. The next prime is 162420649. The reversal of 162420648 is 846024261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162420649) 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, 262083 + ... + 262701.

It is an arithmetic number, because the mean of its divisors is an integer number (4725175).

Almost surely, 2^162420648 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 162420648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226808400).

162420648 is an abundant number, since it is smaller than the sum of its proper divisors (291196152).

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

162420648 is a wasteful number, since it uses less digits than its factorization.

162420648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699 (or 666 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 162420648 is about 12744.4359624112. The cubic root of 162420648 is about 545.6076022395.

The spelling of 162420648 in words is "one hundred sixty-two million, four hundred twenty thousand, six hundred forty-eight".