2076321 has 8 divisors (see below), whose sum is σ = 2981440. Its totient is φ = 1277712.

The previous prime is 2076317. The next prime is 2076331. The reversal of 2076321 is 1236702.

It is a happy number.

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

It is not a de Polignac number, because 2076321 - 2² = 2076317 is a prime.

It is a super-2 number, since 2×2076321² = 8622217790082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2076331) 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, 26581 + ... + 26658.

It is an arithmetic number, because the mean of its divisors is an integer number (372680).

2^2076321 is an apocalyptic number.

It is an amenable number.

2076321 is a deficient number, since it is larger than the sum of its proper divisors (905119).

2076321 is a wasteful number, since it uses less digits than its factorization.

2076321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53255.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 2076321 is about 1440.9444819284. The cubic root of 2076321 is about 127.5747811981.

The spelling of 2076321 in words is "two million, seventy-six thousand, three hundred twenty-one".