2481321 has 8 divisors (see below), whose sum is σ = 3324160. Its totient is φ = 1646352.

The previous prime is 2481319. The next prime is 2481341. The reversal of 2481321 is 1231842.

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

It is not a de Polignac number, because 2481321 - 2¹ = 2481319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2481341) 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, 1186 + ... + 2523.

It is an arithmetic number, because the mean of its divisors is an integer number (415520).

2^2481321 is an apocalyptic number.

It is an amenable number.

2481321 is a deficient number, since it is larger than the sum of its proper divisors (842839).

2481321 is a wasteful number, since it uses less digits than its factorization.

2481321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3935.

The product of its digits is 384, while the sum is 21.

The square root of 2481321 is about 1575.2209368847. The cubic root of 2481321 is about 135.3820180966.

The spelling of 2481321 in words is "two million, four hundred eighty-one thousand, three hundred twenty-one".