3576989 has 4 divisors (see below), whose sum is σ = 3852156. Its totient is φ = 3301824.

The previous prime is 3576977. The next prime is 3577019. The reversal of 3576989 is 9896753.

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 209764 + 3367225 = 458^2 + 1835^2 .

It is a cyclic number.

It is not a de Polignac number, because 3576989 - 2⁸ = 3576733 is a prime.

It is a super-2 number, since 2×3576989² = 25589700612242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3576289) 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, 137564 + ... + 137589.

It is an arithmetic number, because the mean of its divisors is an integer number (963039).

Almost surely, 2^3576989 is an apocalyptic number.

It is an amenable number.

3576989 is a deficient number, since it is larger than the sum of its proper divisors (275167).

3576989 is a wasteful number, since it uses less digits than its factorization.

3576989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275166.

The product of its digits is 408240, while the sum is 47.

The square root of 3576989 is about 1891.2929439936. The cubic root of 3576989 is about 152.9346410857.

The spelling of 3576989 in words is "three million, five hundred seventy-six thousand, nine hundred eighty-nine".