336188161 has 4 divisors (see below), whose sum is σ = 336225492. Its totient is φ = 336150832.

The previous prime is 336188143. The next prime is 336188173. The reversal of 336188161 is 161881633.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 299947761 + 36240400 = 17319^2 + 6020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-336188161 is a prime.

It is a super-2 number, since 2×336188161² = 226044959193123842, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 336188161.

It is not an unprimeable number, because it can be changed into a prime (336180161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4095 + ... + 26251.

It is an arithmetic number, because the mean of its divisors is an integer number (84056373).

Almost surely, 2^336188161 is an apocalyptic number.

It is an amenable number.

336188161 is a deficient number, since it is larger than the sum of its proper divisors (37331).

336188161 is a wasteful number, since it uses less digits than its factorization.

336188161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37330.

The product of its digits is 20736, while the sum is 37.

The square root of 336188161 is about 18335.4345735246. The cubic root of 336188161 is about 695.3350771116.

The spelling of 336188161 in words is "three hundred thirty-six million, one hundred eighty-eight thousand, one hundred sixty-one".