3668887037 has 4 divisors (see below), whose sum is σ = 3672737820. Its totient is φ = 3665036256.

The previous prime is 3668887003. The next prime is 3668887039. The reversal of 3668887037 is 7307888663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2122352761 + 1546534276 = 46069^2 + 39326^2 .

It is a cyclic number.

It is not a de Polignac number, because 3668887037 - 2⁶ = 3668886973 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 (3668887039) 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, 1923962 + ... + 1925867.

It is an arithmetic number, because the mean of its divisors is an integer number (918184455).

Almost surely, 2^3668887037 is an apocalyptic number.

It is an amenable number.

3668887037 is a deficient number, since it is larger than the sum of its proper divisors (3850783).

3668887037 is an equidigital number, since it uses as much as digits as its factorization.

3668887037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3850782.

The product of its (nonzero) digits is 8128512, while the sum is 56.

The square root of 3668887037 is about 60571.3384118264. The cubic root of 3668887037 is about 1542.3328668448.

The spelling of 3668887037 in words is "three billion, six hundred sixty-eight million, eight hundred eighty-seven thousand, thirty-seven".