76134438 has 32 divisors (see below), whose sum is σ = 169960320. Its totient is φ = 25262280.

The previous prime is 76134437. The next prime is 76134491. The reversal of 76134438 is 83443167.

76134438 is a `hidden beast` number, since 7 + 613 + 4 + 4 + 38 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76134437) 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 15 ways as a sum of consecutive naturals, for example, 9153 + ... + 15363.

It is an arithmetic number, because the mean of its divisors is an integer number (5311260).

Almost surely, 2^76134438 is an apocalyptic number.

76134438 is an abundant number, since it is smaller than the sum of its proper divisors (93825882).

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

76134438 is a wasteful number, since it uses less digits than its factorization.

76134438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6449 (or 6443 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 76134438 is about 8725.5050283637. The cubic root of 76134438 is about 423.8319725512.

The spelling of 76134438 in words is "seventy-six million, one hundred thirty-four thousand, four hundred thirty-eight".