2467726321 has 4 divisors (see below), whose sum is σ = 2473425892. Its totient is φ = 2462026752.

The previous prime is 2467726309. The next prime is 2467726343. The reversal of 2467726321 is 1236277642.

It is a happy number.

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 886550625 + 1581175696 = 29775^2 + 39764^2 .

It is a cyclic number.

It is not a de Polignac number, because 2467726321 - 2⁷ = 2467726193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2467726361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2849136 + ... + 2850001.

It is an arithmetic number, because the mean of its divisors is an integer number (618356473).

Almost surely, 2^2467726321 is an apocalyptic number.

It is an amenable number.

2467726321 is a deficient number, since it is larger than the sum of its proper divisors (5699571).

2467726321 is an equidigital number, since it uses as much as digits as its factorization.

2467726321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5699570.

The product of its digits is 169344, while the sum is 40.

The square root of 2467726321 is about 49676.2148417127. The cubic root of 2467726321 is about 1351.3432119784.

The spelling of 2467726321 in words is "two billion, four hundred sixty-seven million, seven hundred twenty-six thousand, three hundred twenty-one".