76481339 has 4 divisors (see below), whose sum is σ = 83434200. Its totient is φ = 69528480.

The previous prime is 76481303. The next prime is 76481387. The reversal of 76481339 is 93318467.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76481339 - 2¹² = 76477243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76481296 and 76481305.

It is not an unprimeable number, because it can be changed into a prime (76481389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3476414 + ... + 3476435.

It is an arithmetic number, because the mean of its divisors is an integer number (20858550).

Almost surely, 2^76481339 is an apocalyptic number.

76481339 is a deficient number, since it is larger than the sum of its proper divisors (6952861).

76481339 is a wasteful number, since it uses less digits than its factorization.

76481339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6952860.

The product of its digits is 108864, while the sum is 41.

The square root of 76481339 is about 8745.3609988382. The cubic root of 76481339 is about 424.4747171290.

The spelling of 76481339 in words is "seventy-six million, four hundred eighty-one thousand, three hundred thirty-nine".