3576221 has 8 divisors (see below), whose sum is σ = 3949344. Its totient is φ = 3211120.

The previous prime is 3576217. The next prime is 3576227. The reversal of 3576221 is 1226753.

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

It is not a de Polignac number, because 3576221 - 2² = 3576217 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 (3576227) 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, 1046 + ... + 2871.

It is an arithmetic number, because the mean of its divisors is an integer number (493668).

Almost surely, 2^3576221 is an apocalyptic number.

It is an amenable number.

3576221 is a deficient number, since it is larger than the sum of its proper divisors (373123).

3576221 is a wasteful number, since it uses less digits than its factorization.

3576221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4011.

The product of its digits is 2520, while the sum is 26.

The square root of 3576221 is about 1891.0898973872. The cubic root of 3576221 is about 152.9236949882.

The spelling of 3576221 in words is "three million, five hundred seventy-six thousand, two hundred twenty-one".