76318330 has 24 divisors (see below), whose sum is σ = 150999156. Its totient is φ = 27751680.

The previous prime is 76318303. The next prime is 76318331. The reversal of 76318330 is 3381367.

It can be written as a sum of positive squares in 2 ways, for example, as 62900761 + 13417569 = 7931^2 + 3663^2 .

It is a super-3 number, since 3×76318330³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76318292 and 76318301.

It is not an unprimeable number, because it can be changed into a prime (76318331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30327 + ... + 32746.

Almost surely, 2^76318330 is an apocalyptic number.

76318330 is a deficient number, since it is larger than the sum of its proper divisors (74680826).

76318330 is a wasteful number, since it uses less digits than its factorization.

76318330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63102 (or 63091 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 76318330 is about 8736.0362865547. The cubic root of 76318330 is about 424.1729336403.

Adding to 76318330 its reverse (3381367), we get a palindrome (79699697).

The spelling of 76318330 in words is "seventy-six million, three hundred eighteen thousand, three hundred thirty".