162558042 has 16 divisors (see below), whose sum is σ = 326514240. Its totient is φ = 53952992.

The previous prime is 162558041. The next prime is 162558047. The reversal of 162558042 is 240855261.

It is a junction number, because it is equal to n+sod(n) for n = 162557994 and 162558012.

It is not an unprimeable number, because it can be changed into a prime (162558041) 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, 56742 + ... + 59537.

It is an arithmetic number, because the mean of its divisors is an integer number (20407140).

Almost surely, 2^162558042 is an apocalyptic number.

162558042 is an abundant number, since it is smaller than the sum of its proper divisors (163956198).

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

162558042 is a wasteful number, since it uses less digits than its factorization.

162558042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116517.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 162558042 is about 12749.8251752720. The cubic root of 162558042 is about 545.7614046948.

The spelling of 162558042 in words is "one hundred sixty-two million, five hundred fifty-eight thousand, forty-two".