7228520834 has 8 divisors (see below), whose sum is σ = 10843885200. Its totient is φ = 3613892436.

The previous prime is 7228520771. The next prime is 7228520839. The reversal of 7228520834 is 4380258227.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 7228520791 and 7228520800.

It is not an unprimeable number, because it can be changed into a prime (7228520839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158744 + ... + 199139.

It is an arithmetic number, because the mean of its divisors is an integer number (1355485650).

Almost surely, 2^7228520834 is an apocalyptic number.

7228520834 is a deficient number, since it is larger than the sum of its proper divisors (3615364366).

7228520834 is a wasteful number, since it uses less digits than its factorization.

7228520834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367984.

The product of its (nonzero) digits is 215040, while the sum is 41.

The square root of 7228520834 is about 85020.7082656925. The cubic root of 7228520834 is about 1933.5250916879.

The spelling of 7228520834 in words is "seven billion, two hundred twenty-eight million, five hundred twenty thousand, eight hundred thirty-four".