165242562 has 32 divisors (see below), whose sum is σ = 338515200. Its totient is φ = 53758848.

The previous prime is 165242543. The next prime is 165242573. The reversal of 165242562 is 265242561.

165242562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 40228 + ... + 44144.

It is an arithmetic number, because the mean of its divisors is an integer number (10578600).

Almost surely, 2^165242562 is an apocalyptic number.

165242562 is an abundant number, since it is smaller than the sum of its proper divisors (173272638).

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

165242562 is a wasteful number, since it uses less digits than its factorization.

165242562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4090.

The product of its digits is 28800, while the sum is 33.

The square root of 165242562 is about 12854.6708242568. The cubic root of 165242562 is about 548.7492924651.

Subtracting 165242562 from its reverse (265242561), we obtain a palindrome (99999999).

The spelling of 165242562 in words is "one hundred sixty-five million, two hundred forty-two thousand, five hundred sixty-two".