2467306721 has 16 divisors (see below), whose sum is σ = 2775487680. Its totient is φ = 2174128320.

The previous prime is 2467306661. The next prime is 2467306753. The reversal of 2467306721 is 1276037642.

It is a cyclic number.

It is not a de Polignac number, because 2467306721 - 2¹⁸ = 2467044577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2467306421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22895 + ... + 73883.

It is an arithmetic number, because the mean of its divisors is an integer number (173467980).

Almost surely, 2^2467306721 is an apocalyptic number.

It is an amenable number.

2467306721 is a deficient number, since it is larger than the sum of its proper divisors (308180959).

2467306721 is a wasteful number, since it uses less digits than its factorization.

2467306721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51136.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 2467306721 is about 49671.9913130126. The cubic root of 2467306721 is about 1351.2666157276.

The spelling of 2467306721 in words is "two billion, four hundred sixty-seven million, three hundred six thousand, seven hundred twenty-one".