2936221 has 8 divisors (see below), whose sum is σ = 3070080. Its totient is φ = 2804592.

The previous prime is 2936207. The next prime is 2936233. The reversal of 2936221 is 1226392.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2936221 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 (2936251) 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, 2496 + ... + 3478.

It is an arithmetic number, because the mean of its divisors is an integer number (383760).

2^2936221 is an apocalyptic number.

It is an amenable number.

2936221 is a deficient number, since it is larger than the sum of its proper divisors (133859).

2936221 is a wasteful number, since it uses less digits than its factorization.

2936221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115.

The product of its digits is 1296, while the sum is 25.

The square root of 2936221 is about 1713.5404868284. The cubic root of 2936221 is about 143.1955692116.

The spelling of 2936221 in words is "two million, nine hundred thirty-six thousand, two hundred twenty-one".