7228674432 has 288 divisors, whose sum is σ = 24518800800. Its totient is φ = 2037934080.

The previous prime is 7228674389. The next prime is 7228674443. The reversal of 7228674432 is 2344768227.

7228674432 is a `hidden beast` number, since 72 + 2 + 86 + 74 + 432 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4458582 + ... + 4460202.

It is an arithmetic number, because the mean of its divisors is an integer number (85134725).

Almost surely, 2^7228674432 is an apocalyptic number.

7228674432 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7228674432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12259400400).

7228674432 is an abundant number, since it is smaller than the sum of its proper divisors (17290126368).

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

7228674432 is a wasteful number, since it uses less digits than its factorization.

7228674432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734 (or 1712 counting only the distinct ones).

The product of its digits is 903168, while the sum is 45.

The square root of 7228674432 is about 85021.6115584738. The cubic root of 7228674432 is about 1933.5387866743.

The spelling of 7228674432 in words is "seven billion, two hundred twenty-eight million, six hundred seventy-four thousand, four hundred thirty-two".