2601321 has 8 divisors (see below), whose sum is σ = 3476160. Its totient is φ = 1730352.

The previous prime is 2601311. The next prime is 2601331. The reversal of 2601321 is 1231062.

It is an interprime number because it is at equal distance from previous prime (2601311) and next prime (2601331).

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

It is not a de Polignac number, because 2601321 - 2⁹ = 2600809 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2601321.

It is not an unprimeable number, because it can be changed into a prime (2601301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1516 + ... + 2738.

It is an arithmetic number, because the mean of its divisors is an integer number (434520).

2^2601321 is an apocalyptic number.

It is an amenable number.

2601321 is a deficient number, since it is larger than the sum of its proper divisors (874839).

2601321 is a wasteful number, since it uses less digits than its factorization.

2601321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1935.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2601321 is about 1612.8611223537. The cubic root of 2601321 is about 137.5301707898.

Adding to 2601321 its reverse (1231062), we get a palindrome (3832383).

The spelling of 2601321 in words is "two million, six hundred one thousand, three hundred twenty-one".