75676767 has 8 divisors (see below), whose sum is σ = 100942896. Its totient is φ = 50430912.

The previous prime is 75676759. The next prime is 75676793. The reversal of 75676767 is 76767657.

It is a happy number.

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

It is not a de Polignac number, because 75676767 - 2³ = 75676759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75676717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10323 + ... + 16059.

It is an arithmetic number, because the mean of its divisors is an integer number (12617862).

Almost surely, 2^75676767 is an apocalyptic number.

75676767 is a deficient number, since it is larger than the sum of its proper divisors (25266129).

75676767 is a wasteful number, since it uses less digits than its factorization.

75676767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10137.

The product of its digits is 2593080, while the sum is 51.

The square root of 75676767 is about 8699.2394495151. The cubic root of 75676767 is about 422.9809971958.

The spelling of 75676767 in words is "seventy-five million, six hundred seventy-six thousand, seven hundred sixty-seven".