76842946 has 8 divisors (see below), whose sum is σ = 115365564. Its totient is φ = 38387760.

The previous prime is 76842911. The next prime is 76842947. The reversal of 76842946 is 64924867.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 75429225 + 1413721 = 8685^2 + 1189^2 .

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 = 76842896 and 76842905.

It is not an unprimeable number, because it can be changed into a prime (76842947) 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 3 ways as a sum of consecutive naturals, for example, 13905 + ... + 18628.

Almost surely, 2^76842946 is an apocalyptic number.

76842946 is a deficient number, since it is larger than the sum of its proper divisors (38522618).

76842946 is a wasteful number, since it uses less digits than its factorization.

76842946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33716.

The product of its digits is 580608, while the sum is 46.

The square root of 76842946 is about 8766.0108373193. The cubic root of 76842946 is about 425.1426436990.

The spelling of 76842946 in words is "seventy-six million, eight hundred forty-two thousand, nine hundred forty-six".