2058321 has 8 divisors (see below), whose sum is σ = 2760480. Its totient is φ = 1364192.

The previous prime is 2058311. The next prime is 2058341. The reversal of 2058321 is 1238502.

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

It is a cyclic number.

It is not a de Polignac number, because 2058321 - 2⁷ = 2058193 is a prime.

It is a Curzon number.

2058321 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2058311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1380 + ... + 2453.

It is an arithmetic number, because the mean of its divisors is an integer number (345060).

2^2058321 is an apocalyptic number.

It is an amenable number.

2058321 is a deficient number, since it is larger than the sum of its proper divisors (702159).

2058321 is a wasteful number, since it uses less digits than its factorization.

2058321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2058321 is about 1434.6849828447. The cubic root of 2058321 is about 127.2050544845.

The spelling of 2058321 in words is "two million, fifty-eight thousand, three hundred twenty-one".