236420166 has 8 divisors (see below), whose sum is σ = 472840344. Its totient is φ = 78806720.

The previous prime is 236420161. The next prime is 236420179. The reversal of 236420166 is 661024632.

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

236420166 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (236420161) 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, 19701675 + ... + 19701686.

It is an arithmetic number, because the mean of its divisors is an integer number (59105043).

Almost surely, 2^236420166 is an apocalyptic number.

236420166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

236420166 is a wasteful number, since it uses less digits than its factorization.

236420166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39403366.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 236420166 is about 15375.9606529153. The cubic root of 236420166 is about 618.3411831879.

Adding to 236420166 its reverse (661024632), we get a palindrome (897444798).

The spelling of 236420166 in words is "two hundred thirty-six million, four hundred twenty thousand, one hundred sixty-six".