162865080 has 320 divisors, whose sum is σ = 643991040. Its totient is φ = 36142848.

The previous prime is 162865069. The next prime is 162865081. The reversal of 162865080 is 80568261.

It is a happy number.

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 (162865081) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 975157 + ... + 975323.

It is an arithmetic number, because the mean of its divisors is an integer number (2012472).

Almost surely, 2^162865080 is an apocalyptic number.

162865080 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 162865080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321995520).

162865080 is an abundant number, since it is smaller than the sum of its proper divisors (481125960).

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

162865080 is a wasteful number, since it uses less digits than its factorization.

162865080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 162865080 is about 12761.8603659498. The cubic root of 162865080 is about 546.1047981426.

The spelling of 162865080 in words is "one hundred sixty-two million, eight hundred sixty-five thousand, eighty".