2653321 has 12 divisors (see below), whose sum is σ = 3002832. Its totient is φ = 2325000.

The previous prime is 2653319. The next prime is 2653327. The reversal of 2653321 is 1233562.

It is not a de Polignac number, because 2653321 - 2¹ = 2653319 is a prime.

It is a super-2 number, since 2×2653321² = 14080224658082, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2653292 and 2653301.

It is not an unprimeable number, because it can be changed into a prime (2653327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10446 + ... + 10696.

It is an arithmetic number, because the mean of its divisors is an integer number (250236).

2^2653321 is an apocalyptic number.

It is an amenable number.

2653321 is a deficient number, since it is larger than the sum of its proper divisors (349511).

2653321 is a wasteful number, since it uses less digits than its factorization.

2653321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 293 counting only the distinct ones).

The product of its digits is 1080, while the sum is 22.

The square root of 2653321 is about 1628.9017772720. The cubic root of 2653321 is about 138.4405336687.

Adding to 2653321 its reverse (1233562), we get a palindrome (3886883).

The spelling of 2653321 in words is "two million, six hundred fifty-three thousand, three hundred twenty-one".