3662889 has 8 divisors (see below), whose sum is σ = 5016000. Its totient is φ = 2375856.

The previous prime is 3662887. The next prime is 3662909. The reversal of 3662889 is 9882663.

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

It is not a de Polignac number, because 3662889 - 2¹ = 3662887 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3662889.

It is not an unprimeable number, because it can be changed into a prime (3662881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16389 + ... + 16610.

It is an arithmetic number, because the mean of its divisors is an integer number (627000).

Almost surely, 2^3662889 is an apocalyptic number.

It is an amenable number.

3662889 is a deficient number, since it is larger than the sum of its proper divisors (1353111).

3662889 is a wasteful number, since it uses less digits than its factorization.

3662889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33039.

The product of its digits is 124416, while the sum is 42.

The square root of 3662889 is about 1913.8675502761. The cubic root of 3662889 is about 154.1491920133.

The spelling of 3662889 in words is "three million, six hundred sixty-two thousand, eight hundred eighty-nine".