3666337 has 4 divisors (see below), whose sum is σ = 3672880. Its totient is φ = 3659796.

The previous prime is 3666331. The next prime is 3666347. The reversal of 3666337 is 7336663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3666337 - 2¹⁵ = 3633569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3666331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2343 + ... + 3580.

It is an arithmetic number, because the mean of its divisors is an integer number (918220).

Almost surely, 2^3666337 is an apocalyptic number.

It is an amenable number.

3666337 is a deficient number, since it is larger than the sum of its proper divisors (6543).

3666337 is an equidigital number, since it uses as much as digits as its factorization.

3666337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6542.

The product of its digits is 40824, while the sum is 34.

The square root of 3666337 is about 1914.7681321768. The cubic root of 3666337 is about 154.1975454420.

It can be divided in two parts, 36663 and 37, that multiplied together give a palindrome (1356531).

The spelling of 3666337 in words is "three million, six hundred sixty-six thousand, three hundred thirty-seven".