7300140330 has 128 divisors (see below), whose sum is σ = 20676280320. Its totient is φ = 1614677760.

The previous prime is 7300140329. The next prime is 7300140343. The reversal of 7300140330 is 330410037.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 7300140297 and 7300140306.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1481611 + ... + 1486529.

It is an arithmetic number, because the mean of its divisors is an integer number (161533440).

Almost surely, 2^7300140330 is an apocalyptic number.

7300140330 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 7300140330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10338140160).

7300140330 is an abundant number, since it is smaller than the sum of its proper divisors (13376139990).

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

7300140330 is a wasteful number, since it uses less digits than its factorization.

7300140330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5164.

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 7300140330 is about 85440.8586684380. The cubic root of 7300140330 is about 1939.8898447745.

Adding to 7300140330 its reverse (330410037), we get a palindrome (7630550367).

The spelling of 7300140330 in words is "seven billion, three hundred million, one hundred forty thousand, three hundred thirty".