162989201 has 8 divisors (see below), whose sum is σ = 179027520. Its totient is φ = 147696912.

The previous prime is 162989179. The next prime is 162989209. The reversal of 162989201 is 102989261.

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

It is a cyclic number.

It is not a de Polignac number, because 162989201 - 2⁶ = 162989137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (162989209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186050 + ... + 186923.

It is an arithmetic number, because the mean of its divisors is an integer number (22378440).

Almost surely, 2^162989201 is an apocalyptic number.

It is an amenable number.

162989201 is a deficient number, since it is larger than the sum of its proper divisors (16038319).

162989201 is a wasteful number, since it uses less digits than its factorization.

162989201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373015.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 162989201 is about 12766.7224063187. The cubic root of 162989201 is about 546.2434934389.

The spelling of 162989201 in words is "one hundred sixty-two million, nine hundred eighty-nine thousand, two hundred one".