76321339 has 2 divisors, whose sum is σ = 76321340. Its totient is φ = 76321338.

The previous prime is 76321321. The next prime is 76321351. The reversal of 76321339 is 93312367.

It is a strong prime.

It is an emirp because it is prime and its reverse (93312367) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76321339 - 2⁵ = 76321307 is a prime.

It is a super-3 number, since 3×76321339³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (76321439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38160669 + 38160670.

It is an arithmetic number, because the mean of its divisors is an integer number (38160670).

Almost surely, 2^76321339 is an apocalyptic number.

76321339 is a deficient number, since it is larger than the sum of its proper divisors (1).

76321339 is an equidigital number, since it uses as much as digits as its factorization.

76321339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 34.

The square root of 76321339 is about 8736.2085025485. The cubic root of 76321339 is about 424.1785081839.

The spelling of 76321339 in words is "seventy-six million, three hundred twenty-one thousand, three hundred thirty-nine".