162880540 has 24 divisors (see below), whose sum is σ = 360052560. Its totient is φ = 61723008.

The previous prime is 162880537. The next prime is 162880547. The reversal of 162880540 is 45088261.

162880540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 162880496 and 162880505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162880547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213937 + ... + 214696.

It is an arithmetic number, because the mean of its divisors is an integer number (15002190).

Almost surely, 2^162880540 is an apocalyptic number.

162880540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

162880540 is an abundant number, since it is smaller than the sum of its proper divisors (197172020).

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

162880540 is a wasteful number, since it uses less digits than its factorization.

162880540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428661 (or 428659 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 162880540 is about 12762.4660626385. The cubic root of 162880540 is about 546.1220772980.

The spelling of 162880540 in words is "one hundred sixty-two million, eight hundred eighty thousand, five hundred forty".