7343623728 has 540 divisors, whose sum is σ = 26740576440. Its totient is φ = 1923626880.

The previous prime is 7343623723. The next prime is 7343623733. The reversal of 7343623728 is 8273263437.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is an interprime number because it is at equal distance from previous prime (7343623723) and next prime (7343623733).

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

It is not an unprimeable number, because it can be changed into a prime (7343623723) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 236891073 + ... + 236891103.

It is an arithmetic number, because the mean of its divisors is an integer number (49519586).

Almost surely, 2^7343623728 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 7343623728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13370288220).

7343623728 is an abundant number, since it is smaller than the sum of its proper divisors (19396952712).

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

7343623728 is a wasteful number, since it uses less digits than its factorization.

7343623728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 62 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 45.

The square root of 7343623728 is about 85694.9457552778. The cubic root of 7343623728 is about 1943.7338837068.

The spelling of 7343623728 in words is "seven billion, three hundred forty-three million, six hundred twenty-three thousand, seven hundred twenty-eight".