76764434 has 8 divisors (see below), whose sum is σ = 115249980. Its totient is φ = 38347776.

The previous prime is 76764433. The next prime is 76764473. The reversal of 76764434 is 43446767.

It can be written as a sum of positive squares in 2 ways, for example, as 75082225 + 1682209 = 8665^2 + 1297^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 76764391 and 76764400.

It is not an unprimeable number, because it can be changed into a prime (76764433) 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 3 ways as a sum of consecutive naturals, for example, 14339 + ... + 18950.

Almost surely, 2^76764434 is an apocalyptic number.

76764434 is a deficient number, since it is larger than the sum of its proper divisors (38485546).

76764434 is a wasteful number, since it uses less digits than its factorization.

76764434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34444.

The product of its digits is 338688, while the sum is 41.

The square root of 76764434 is about 8761.5314871317. The cubic root of 76764434 is about 424.9978020648.

The spelling of 76764434 in words is "seventy-six million, seven hundred sixty-four thousand, four hundred thirty-four".