2446274721 has 64 divisors (see below), whose sum is σ = 3929333760. Its totient is φ = 1336642560.

The previous prime is 2446274693. The next prime is 2446274723. The reversal of 2446274721 is 1274726442.

It is not a de Polignac number, because 2446274721 - 2⁶ = 2446274657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2446274721.

It is not an unprimeable number, because it can be changed into a prime (2446274723) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1389840 + ... + 1391598.

It is an arithmetic number, because the mean of its divisors is an integer number (61395840).

Almost surely, 2^2446274721 is an apocalyptic number.

It is an amenable number.

2446274721 is a deficient number, since it is larger than the sum of its proper divisors (1483059039).

2446274721 is a wasteful number, since it uses less digits than its factorization.

2446274721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1894.

The product of its digits is 150528, while the sum is 39.

The square root of 2446274721 is about 49459.8293668711. The cubic root of 2446274721 is about 1347.4161314908.

The spelling of 2446274721 in words is "two billion, four hundred forty-six million, two hundred seventy-four thousand, seven hundred twenty-one".