3643230166 has 4 divisors (see below), whose sum is σ = 5464845252. Its totient is φ = 1821615082.

The previous prime is 3643230163. The next prime is 3643230179. The reversal of 3643230166 is 6610323463.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6610323463 = 149 ⋅44364587.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3643230163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 910807540 + ... + 910807543.

It is an arithmetic number, because the mean of its divisors is an integer number (1366211313).

Almost surely, 2^3643230166 is an apocalyptic number.

3643230166 is a deficient number, since it is larger than the sum of its proper divisors (1821615086).

3643230166 is a wasteful number, since it uses less digits than its factorization.

3643230166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821615085.

The product of its (nonzero) digits is 46656, while the sum is 34.

The square root of 3643230166 is about 60359.1763197610. The cubic root of 3643230166 is about 1538.7292274394.

The spelling of 3643230166 in words is "three billion, six hundred forty-three million, two hundred thirty thousand, one hundred sixty-six".