76380516 has 96 divisors (see below), whose sum is σ = 209422080. Its totient is φ = 24026112.

The previous prime is 76380503. The next prime is 76380517. The reversal of 76380516 is 61508367.

76380516 is a `hidden beast` number, since 7 + 63 + 80 + 516 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (76380517) 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 31 ways as a sum of consecutive naturals, for example, 240790 + ... + 241106.

It is an arithmetic number, because the mean of its divisors is an integer number (2181480).

Almost surely, 2^76380516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76380516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104711040).

76380516 is an abundant number, since it is smaller than the sum of its proper divisors (133041564).

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

76380516 is a wasteful number, since it uses less digits than its factorization.

76380516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 76380516 is about 8739.5947274459. The cubic root of 76380516 is about 424.2881111121.

The spelling of 76380516 in words is "seventy-six million, three hundred eighty thousand, five hundred sixteen".