2321006 has 4 divisors (see below), whose sum is σ = 3481512. Its totient is φ = 1160502.

The previous prime is 2321003. The next prime is 2321009. The reversal of 2321006 is 6001232.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2321003) and next prime (2321009).

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580250 + ... + 580253.

It is an arithmetic number, because the mean of its divisors is an integer number (870378).

2^2321006 is an apocalyptic number.

2321006 is a deficient number, since it is larger than the sum of its proper divisors (1160506).

2321006 is a wasteful number, since it uses less digits than its factorization.

2321006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160505.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2321006 is about 1523.4848210599. The cubic root of 2321006 is about 132.4012507374.

Adding to 2321006 its reverse (6001232), we get a palindrome (8322238).

The spelling of 2321006 in words is "two million, three hundred twenty-one thousand, six".