76824742 has 8 divisors (see below), whose sum is σ = 117126432. Its totient is φ = 37782600.

The previous prime is 76824739. The next prime is 76824749. The reversal of 76824742 is 24742867.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 76824695 and 76824704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76824749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314734 + ... + 314977.

It is an arithmetic number, because the mean of its divisors is an integer number (14640804).

Almost surely, 2^76824742 is an apocalyptic number.

76824742 is a deficient number, since it is larger than the sum of its proper divisors (40301690).

76824742 is a wasteful number, since it uses less digits than its factorization.

76824742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629774.

The product of its digits is 150528, while the sum is 40.

The square root of 76824742 is about 8764.9724471900. The cubic root of 76824742 is about 425.1090691233.

The spelling of 76824742 in words is "seventy-six million, eight hundred twenty-four thousand, seven hundred forty-two".