4165366 has 4 divisors (see below), whose sum is σ = 6248052. Its totient is φ = 2082682.

The previous prime is 4165361. The next prime is 4165379. The reversal of 4165366 is 6635614.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6635614 = 2 ⋅3317807.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4165361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1041340 + ... + 1041343.

It is an arithmetic number, because the mean of its divisors is an integer number (1562013).

Almost surely, 2^4165366 is an apocalyptic number.

4165366 is a deficient number, since it is larger than the sum of its proper divisors (2082686).

4165366 is a wasteful number, since it uses less digits than its factorization.

4165366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2082685.

The product of its digits is 12960, while the sum is 31.

The square root of 4165366 is about 2040.9228304862. The cubic root of 4165366 is about 160.8981519603.

The spelling of 4165366 in words is "four million, one hundred sixty-five thousand, three hundred sixty-six".