366421165 has 32 divisors (see below), whose sum is σ = 511266816. Its totient is φ = 249437760.

The previous prime is 366421163. The next prime is 366421183. The reversal of 366421165 is 561124663.

It is not a de Polignac number, because 366421165 - 2¹ = 366421163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 366421165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366421163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56374 + ... + 62536.

It is an arithmetic number, because the mean of its divisors is an integer number (15977088).

Almost surely, 2^366421165 is an apocalyptic number.

It is an amenable number.

366421165 is a deficient number, since it is larger than the sum of its proper divisors (144845651).

366421165 is a wasteful number, since it uses less digits than its factorization.

366421165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6249.

The product of its digits is 25920, while the sum is 34.

The square root of 366421165 is about 19142.1306285377. The cubic root of 366421165 is about 715.5832787535.

The spelling of 366421165 in words is "three hundred sixty-six million, four hundred twenty-one thousand, one hundred sixty-five".