76734380 has 24 divisors (see below), whose sum is σ = 161326032. Its totient is φ = 30658752.

The previous prime is 76734373. The next prime is 76734391. The reversal of 76734380 is 8343767.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22679 + ... + 25841.

It is an arithmetic number, because the mean of its divisors is an integer number (6721918).

Almost surely, 2^76734380 is an apocalyptic number.

It is an amenable number.

76734380 is an abundant number, since it is smaller than the sum of its proper divisors (84591652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76734380 is a wasteful number, since it uses less digits than its factorization.

76734380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4385 (or 4383 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 76734380 is about 8759.8162081176. The cubic root of 76734380 is about 424.9423312756.

The spelling of 76734380 in words is "seventy-six million, seven hundred thirty-four thousand, three hundred eighty".