76766534 has 16 divisors (see below), whose sum is σ = 125505072. Its totient is φ = 35002848.

The previous prime is 76766531. The next prime is 76766537. The reversal of 76766534 is 43566767.

It is an interprime number because it is at equal distance from previous prime (76766531) and next prime (76766537).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76766531) 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 7 ways as a sum of consecutive naturals, for example, 15629 + ... + 19944.

It is an arithmetic number, because the mean of its divisors is an integer number (7844067).

Almost surely, 2^76766534 is an apocalyptic number.

76766534 is a deficient number, since it is larger than the sum of its proper divisors (48738538).

76766534 is a wasteful number, since it uses less digits than its factorization.

76766534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35671.

The product of its digits is 635040, while the sum is 44.

The square root of 76766534 is about 8761.6513283741. The cubic root of 76766534 is about 425.0016775020.

The spelling of 76766534 in words is "seventy-six million, seven hundred sixty-six thousand, five hundred thirty-four".