4450094721 has 24 divisors (see below), whose sum is σ = 6670800864. Its totient is φ = 2964587040.

The previous prime is 4450094699. The next prime is 4450094723. The reversal of 4450094721 is 1274900544.

It is a happy number.

4450094721 is a `hidden beast` number, since 44 + 500 + 94 + 7 + 21 = 666.

It is not a de Polignac number, because 4450094721 - 2⁶ = 4450094657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4450094723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 375925 + ... + 387581.

It is an arithmetic number, because the mean of its divisors is an integer number (277950036).

Almost surely, 2^4450094721 is an apocalyptic number.

It is an amenable number.

4450094721 is a deficient number, since it is larger than the sum of its proper divisors (2220706143).

4450094721 is a wasteful number, since it uses less digits than its factorization.

4450094721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13243 (or 13231 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 4450094721 is about 66709.0302807648. The cubic root of 4450094721 is about 1644.8378268510.

The spelling of 4450094721 in words is "four billion, four hundred fifty million, ninety-four thousand, seven hundred twenty-one".