3669121 has 8 divisors (see below), whose sum is σ = 3887424. Its totient is φ = 3455760.

The previous prime is 3669119. The next prime is 3669163. The reversal of 3669121 is 1219663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3669121 - 2¹ = 3669119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3669121.

It is not an unprimeable number, because it can be changed into a prime (3669101) 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 7 ways as a sum of consecutive naturals, for example, 351 + ... + 2731.

It is an arithmetic number, because the mean of its divisors is an integer number (485928).

Almost surely, 2^3669121 is an apocalyptic number.

It is an amenable number.

3669121 is a deficient number, since it is larger than the sum of its proper divisors (218303).

3669121 is a wasteful number, since it uses less digits than its factorization.

3669121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2471.

The product of its digits is 1944, while the sum is 28.

The square root of 3669121 is about 1915.4949751957. The cubic root of 3669121 is about 154.2365650734.

It can be divided in two parts, 3 and 669121, that added together give a square (669124 = 818²).

The spelling of 3669121 in words is "three million, six hundred sixty-nine thousand, one hundred twenty-one".