162542564 has 24 divisors (see below), whose sum is σ = 307056960. Its totient is φ = 75055904.

The previous prime is 162542551. The next prime is 162542617. The reversal of 162542564 is 465245261.

It is a super-2 number, since 2×162542564² = 52840170223388192, which contains 22 as substring.

It is an unprimeable number.

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, 27794 + ... + 33129.

It is an arithmetic number, because the mean of its divisors is an integer number (12794040).

Almost surely, 2^162542564 is an apocalyptic number.

It is an amenable number.

162542564 is a deficient number, since it is larger than the sum of its proper divisors (144514396).

162542564 is a wasteful number, since it uses less digits than its factorization.

162542564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60979 (or 60977 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 162542564 is about 12749.2181721077. The cubic root of 162542564 is about 545.7440825473.

The spelling of 162542564 in words is "one hundred sixty-two million, five hundred forty-two thousand, five hundred sixty-four".