76805753 has 4 divisors (see below), whose sum is σ = 77566308. Its totient is φ = 76045200.

The previous prime is 76805723. The next prime is 76805759. The reversal of 76805753 is 35750867.

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

It can be written as a sum of positive squares in 2 ways, for example, as 65157184 + 11648569 = 8072^2 + 3413^2 .

It is a cyclic number.

It is not a de Polignac number, because 76805753 - 2⁶ = 76805689 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76805753.

It is not an unprimeable number, because it can be changed into a prime (76805759) 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, 380126 + ... + 380327.

It is an arithmetic number, because the mean of its divisors is an integer number (19391577).

Almost surely, 2^76805753 is an apocalyptic number.

It is an amenable number.

76805753 is a deficient number, since it is larger than the sum of its proper divisors (760555).

76805753 is a wasteful number, since it uses less digits than its factorization.

76805753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760554.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 76805753 is about 8763.8891480894. The cubic root of 76805753 is about 425.0740410795.

The spelling of 76805753 in words is "seventy-six million, eight hundred five thousand, seven hundred fifty-three".