802721472 has 56 divisors (see below), whose sum is σ = 2427280896. Its totient is φ = 229348608.

The previous prime is 802721467. The next prime is 802721473. The reversal of 802721472 is 274127208.

802721472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (802721473) 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, 297288 + ... + 299975.

Almost surely, 2^802721472 is an apocalyptic number.

It is an amenable number.

802721472 is an abundant number, since it is smaller than the sum of its proper divisors (1624559424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

802721472 is a wasteful number, since it uses less digits than its factorization.

802721472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597285 (or 597275 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 33.

The square root of 802721472 is about 28332.3396845372. The cubic root of 802721472 is about 929.3692381470.

The spelling of 802721472 in words is "eight hundred two million, seven hundred twenty-one thousand, four hundred seventy-two".