162106538 has 16 divisors (see below), whose sum is σ = 271736640. Its totient is φ = 71887200.

The previous prime is 162106531. The next prime is 162106541. The reversal of 162106538 is 835601261.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (162106531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88958 + ... + 90761.

It is an arithmetic number, because the mean of its divisors is an integer number (16983540).

Almost surely, 2^162106538 is an apocalyptic number.

162106538 is a deficient number, since it is larger than the sum of its proper divisors (109630102).

162106538 is a wasteful number, since it uses less digits than its factorization.

162106538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179773.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 162106538 is about 12732.1065813949. The cubic root of 162106538 is about 545.2556531404.

Adding to 162106538 its reverse (835601261), we get a palindrome (997707799).

The spelling of 162106538 in words is "one hundred sixty-two million, one hundred six thousand, five hundred thirty-eight".