76304505 has 8 divisors (see below), whose sum is σ = 122087232. Its totient is φ = 40695728.

The previous prime is 76304497. The next prime is 76304519. The reversal of 76304505 is 50540367.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76304505 - 2³ = 76304497 is a prime.

It is an unprimeable number.

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, 2543469 + ... + 2543498.

It is an arithmetic number, because the mean of its divisors is an integer number (15260904).

Almost surely, 2^76304505 is an apocalyptic number.

It is an amenable number.

76304505 is a deficient number, since it is larger than the sum of its proper divisors (45782727).

76304505 is a wasteful number, since it uses less digits than its factorization.

76304505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5086975.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 76304505 is about 8735.2449879783. The cubic root of 76304505 is about 424.1473192392.

The spelling of 76304505 in words is "seventy-six million, three hundred four thousand, five hundred five".