162019146 has 16 divisors (see below), whose sum is σ = 343099584. Its totient is φ = 50829504.

The previous prime is 162019139. The next prime is 162019157. The reversal of 162019146 is 641910261.

It is a happy number.

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, 794110 + ... + 794313.

It is an arithmetic number, because the mean of its divisors is an integer number (21443724).

Almost surely, 2^162019146 is an apocalyptic number.

162019146 is an abundant number, since it is smaller than the sum of its proper divisors (181080438).

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

162019146 is a wasteful number, since it uses less digits than its factorization.

162019146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588445.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 162019146 is about 12728.6741650496. The cubic root of 162019146 is about 545.1576526770.

It can be divided in two parts, 162019 and 146, that added together give a triangular number (162165 = T₅₆₉).

The spelling of 162019146 in words is "one hundred sixty-two million, nineteen thousand, one hundred forty-six".