76542671 has 4 divisors (see below), whose sum is σ = 76645344. Its totient is φ = 76440000.

The previous prime is 76542667. The next prime is 76542673. The reversal of 76542671 is 17624567.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76542671 - 2² = 76542667 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 (76542673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50210 + ... + 51711.

It is an arithmetic number, because the mean of its divisors is an integer number (19161336).

Almost surely, 2^76542671 is an apocalyptic number.

76542671 is a deficient number, since it is larger than the sum of its proper divisors (102673).

76542671 is a wasteful number, since it uses less digits than its factorization.

76542671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102672.

The product of its digits is 70560, while the sum is 38.

The square root of 76542671 is about 8748.8668409115. The cubic root of 76542671 is about 424.5881518908.

The spelling of 76542671 in words is "seventy-six million, five hundred forty-two thousand, six hundred seventy-one".