3666222223 has 4 divisors (see below), whose sum is σ = 3784487488. Its totient is φ = 3547956960.

The previous prime is 3666222221. The next prime is 3666222229. The reversal of 3666222223 is 3222226663.

3666222223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3222226663 = 19 ⋅169590877.

It is a cyclic number.

It is not a de Polignac number, because 3666222223 - 2¹ = 3666222221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666222221) 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, 59132586 + ... + 59132647.

It is an arithmetic number, because the mean of its divisors is an integer number (946121872).

Almost surely, 2^3666222223 is an apocalyptic number.

3666222223 is a deficient number, since it is larger than the sum of its proper divisors (118265265).

3666222223 is a wasteful number, since it uses less digits than its factorization.

3666222223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118265264.

The product of its digits is 62208, while the sum is 34.

The square root of 3666222223 is about 60549.3370979402. The cubic root of 3666222223 is about 1541.9593634133.

Adding to 3666222223 its reverse (3222226663), we get a palindrome (6888448886).

It can be divided in two parts, 36662 and 22223, that added together give a palindrome (58885).

The spelling of 3666222223 in words is "three billion, six hundred sixty-six million, two hundred twenty-two thousand, two hundred twenty-three".