2929321 has 4 divisors (see below), whose sum is σ = 3101652. Its totient is φ = 2756992.

The previous prime is 2929301. The next prime is 2929331. The reversal of 2929321 is 1239292.

2929321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1000000 + 1929321 = 1000^2 + 1389^2 .

It is not a de Polignac number, because 2929321 - 2¹³ = 2921129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2929321.

It is not an unprimeable number, because it can be changed into a prime (2929301) 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 3 ways as a sum of consecutive naturals, for example, 86140 + ... + 86173.

It is an arithmetic number, because the mean of its divisors is an integer number (775413).

2^2929321 is an apocalyptic number.

It is an amenable number.

2929321 is a deficient number, since it is larger than the sum of its proper divisors (172331).

2929321 is a wasteful number, since it uses less digits than its factorization.

2929321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172330.

The product of its digits is 1944, while the sum is 28.

The square root of 2929321 is about 1711.5259273525. The cubic root of 2929321 is about 143.0833133109.

The spelling of 2929321 in words is "two million, nine hundred twenty-nine thousand, three hundred twenty-one".