76734493 has 16 divisors (see below), whose sum is σ = 88724160. Its totient is φ = 65699200.

The previous prime is 76734491. The next prime is 76734527. The reversal of 76734493 is 39443767.

It is a cyclic number.

It is not a de Polignac number, because 76734493 - 2¹ = 76734491 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76734491) 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, 10146 + ... + 16012.

It is an arithmetic number, because the mean of its divisors is an integer number (5545260).

Almost surely, 2^76734493 is an apocalyptic number.

It is an amenable number.

76734493 is a deficient number, since it is larger than the sum of its proper divisors (11989667).

76734493 is a wasteful number, since it uses less digits than its factorization.

76734493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5948.

The product of its digits is 381024, while the sum is 43.

The square root of 76734493 is about 8759.8226580223. The cubic root of 76734493 is about 424.9425398672.

The spelling of 76734493 in words is "seventy-six million, seven hundred thirty-four thousand, four hundred ninety-three".