3666243132 has 54 divisors (see below), whose sum is σ = 9381083712. Its totient is φ = 1207275504.

The previous prime is 3666243121. The next prime is 3666243143. The reversal of 3666243132 is 2313426663.

It is an interprime number because it is at equal distance from previous prime (3666243121) and next prime (3666243143).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

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 17 ways as a sum of consecutive naturals, for example, 240613 + ... + 255395.

Almost surely, 2^3666243132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3666243132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4690541856).

3666243132 is an abundant number, since it is smaller than the sum of its proper divisors (5714840580).

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

3666243132 is a wasteful number, since it uses less digits than its factorization.

3666243132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14959 (or 14871 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 3666243132 is about 60549.5097585439. The cubic root of 3666243132 is about 1541.9622947474.

Adding to 3666243132 its reverse (2313426663), we get a palindrome (5979669795).

The spelling of 3666243132 in words is "three billion, six hundred sixty-six million, two hundred forty-three thousand, one hundred thirty-two".