3667281366 has 32 divisors (see below), whose sum is σ = 8426262528. Its totient is φ = 1042306560.

The previous prime is 3667281353. The next prime is 3667281403. The reversal of 3667281366 is 6631827663.

It is a happy number.

It is a Smith number, since the sum of its digits (48) 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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220555 + ... + 236598.

It is an arithmetic number, because the mean of its divisors is an integer number (263320704).

Almost surely, 2^3667281366 is an apocalyptic number.

3667281366 is an abundant number, since it is smaller than the sum of its proper divisors (4758981162).

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

3667281366 is a wasteful number, since it uses less digits than its factorization.

3667281366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457356.

The product of its digits is 1306368, while the sum is 48.

The square root of 3667281366 is about 60558.0825819312. The cubic root of 3667281366 is about 1542.1078357938.

The spelling of 3667281366 in words is "three billion, six hundred sixty-seven million, two hundred eighty-one thousand, three hundred sixty-six".