162889924 has 12 divisors (see below), whose sum is σ = 285276348. Its totient is φ = 81382400.

The previous prime is 162889901. The next prime is 162889943. The reversal of 162889924 is 429988261.

It can be written as a sum of positive squares in 2 ways, for example, as 63489024 + 99400900 = 7968^2 + 9970^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9517 + ... + 20404.

It is an arithmetic number, because the mean of its divisors is an integer number (23773029).

Almost surely, 2^162889924 is an apocalyptic number.

It is an amenable number.

162889924 is a deficient number, since it is larger than the sum of its proper divisors (122386424).

162889924 is a wasteful number, since it uses less digits than its factorization.

162889924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31286 (or 31284 counting only the distinct ones).

The product of its digits is 497664, while the sum is 49.

The square root of 162889924 is about 12762.8336978901. The cubic root of 162889924 is about 546.1325649661.

The spelling of 162889924 in words is "one hundred sixty-two million, eight hundred eighty-nine thousand, nine hundred twenty-four".