76320330 has 16 divisors (see below), whose sum is σ = 183168864. Its totient is φ = 20352080.

The previous prime is 76320329. The next prime is 76320331. The reversal of 76320330 is 3302367.

It is an interprime number because it is at equal distance from previous prime (76320329) and next prime (76320331).

It is a super-3 number, since 3×76320330³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 76320330.

It is not an unprimeable number, because it can be changed into a prime (76320331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1271976 + ... + 1272035.

It is an arithmetic number, because the mean of its divisors is an integer number (11448054).

Almost surely, 2^76320330 is an apocalyptic number.

76320330 is an abundant number, since it is smaller than the sum of its proper divisors (106848534).

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

76320330 is a wasteful number, since it uses less digits than its factorization.

76320330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544021.

The product of its (nonzero) digits is 2268, while the sum is 24.

The square root of 76320330 is about 8736.1507541937. The cubic root of 76320330 is about 424.1766389033.

Adding to 76320330 its reverse (3302367), we get a palindrome (79622697).

The spelling of 76320330 in words is "seventy-six million, three hundred twenty thousand, three hundred thirty".