76842667 has 4 divisors (see below), whose sum is σ = 83828376. Its totient is φ = 69856960.

The previous prime is 76842641. The next prime is 76842683. The reversal of 76842667 is 76624867.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76624867 = 11 ⋅6965897.

It is a cyclic number.

It is not a de Polignac number, because 76842667 - 2⁷ = 76842539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76842637) 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, 3492838 + ... + 3492859.

It is an arithmetic number, because the mean of its divisors is an integer number (20957094).

Almost surely, 2^76842667 is an apocalyptic number.

76842667 is a deficient number, since it is larger than the sum of its proper divisors (6985709).

76842667 is a wasteful number, since it uses less digits than its factorization.

76842667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6985708.

The product of its digits is 677376, while the sum is 46.

The square root of 76842667 is about 8765.9949235669. The cubic root of 76842667 is about 425.1421291649.

The spelling of 76842667 in words is "seventy-six million, eight hundred forty-two thousand, six hundred sixty-seven".