7220476032 has 128 divisors (see below), whose sum is σ = 23912064000. Its totient is φ = 1875440640.

The previous prime is 7220476031. The next prime is 7220476061. The reversal of 7220476032 is 2306740227.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 7220475984 and 7220476002.

It is not an unprimeable number, because it can be changed into a prime (7220476031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92532 + ... + 151667.

It is an arithmetic number, because the mean of its divisors is an integer number (186813000).

Almost surely, 2^7220476032 is an apocalyptic number.

It is an amenable number.

7220476032 is an abundant number, since it is smaller than the sum of its proper divisors (16691587968).

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

7220476032 is a wasteful number, since it uses less digits than its factorization.

7220476032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244234 (or 244222 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 7220476032 is about 84973.3842564835. The cubic root of 7220476032 is about 1932.8075359157.

The spelling of 7220476032 in words is "seven billion, two hundred twenty million, four hundred seventy-six thousand, thirty-two".