366890161 has 8 divisors (see below), whose sum is σ = 400420800. Its totient is φ = 333389040.

The previous prime is 366890159. The next prime is 366890203. The reversal of 366890161 is 161098663.

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 366890161 - 2¹ = 366890159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (366890761) 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, 24700 + ... + 36658.

It is an arithmetic number, because the mean of its divisors is an integer number (50052600).

Almost surely, 2^366890161 is an apocalyptic number.

It is an amenable number.

366890161 is a deficient number, since it is larger than the sum of its proper divisors (33530639).

366890161 is a wasteful number, since it uses less digits than its factorization.

366890161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14759.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 366890161 is about 19154.3770715730. The cubic root of 366890161 is about 715.8884490916. Note that the first 3 decimals are identical.

The spelling of 366890161 in words is "three hundred sixty-six million, eight hundred ninety thousand, one hundred sixty-one".