162042609 has 8 divisors (see below), whose sum is σ = 216119680. Its totient is φ = 107996976.

The previous prime is 162042581. The next prime is 162042637. The reversal of 162042609 is 906240261.

It is an interprime number because it is at equal distance from previous prime (162042581) and next prime (162042637).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 162042609 - 2⁵ = 162042577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162042679) 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, 9912 + ... + 20550.

It is an arithmetic number, because the mean of its divisors is an integer number (27014960).

Almost surely, 2^162042609 is an apocalyptic number.

It is an amenable number.

162042609 is a deficient number, since it is larger than the sum of its proper divisors (54077071).

162042609 is a wasteful number, since it uses less digits than its factorization.

162042609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15719.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 162042609 is about 12729.5957909118. The cubic root of 162042609 is about 545.1839672967.

The spelling of 162042609 in words is "one hundred sixty-two million, forty-two thousand, six hundred nine".