3666037652 has 6 divisors (see below), whose sum is σ = 6415565898. Its totient is φ = 1833018824.

The previous prime is 3666037651. The next prime is 3666037681. The reversal of 3666037652 is 2567306663.

It can be written as a sum of positive squares in only one way, i.e., 2973084676 + 692952976 = 54526^2 + 26324^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666037651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458254703 + ... + 458254710.

It is an arithmetic number, because the mean of its divisors is an integer number (1069260983).

Almost surely, 2^3666037652 is an apocalyptic number.

It is an amenable number.

3666037652 is a deficient number, since it is larger than the sum of its proper divisors (2749528246).

3666037652 is a wasteful number, since it uses less digits than its factorization.

3666037652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916509417 (or 916509415 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 44.

The square root of 3666037652 is about 60547.8129415093. The cubic root of 3666037652 is about 1541.9334870260.

The spelling of 3666037652 in words is "three billion, six hundred sixty-six million, thirty-seven thousand, six hundred fifty-two".