7227574872 has 96 divisors (see below), whose sum is σ = 21044286000. Its totient is φ = 2062534656.

The previous prime is 7227574841. The next prime is 7227574873. The reversal of 7227574872 is 2784757227.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7227574873) 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, 1117504 + ... + 1123952.

Almost surely, 2^7227574872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7227574872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10522143000).

7227574872 is an abundant number, since it is smaller than the sum of its proper divisors (13816711128).

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

7227574872 is a wasteful number, since it uses less digits than its factorization.

7227574872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7425 (or 7414 counting only the distinct ones).

The product of its digits is 3073280, while the sum is 51.

The square root of 7227574872 is about 85015.1449566488. The cubic root of 7227574872 is about 1933.4407442768.

The spelling of 7227574872 in words is "seven billion, two hundred twenty-seven million, five hundred seventy-four thousand, eight hundred seventy-two".