76995773 has 2 divisors, whose sum is σ = 76995774. Its totient is φ = 76995772.

The previous prime is 76995761. The next prime is 76995791. The reversal of 76995773 is 37759967.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72556324 + 4439449 = 8518^2 + 2107^2 .

It is a cyclic number.

It is not a de Polignac number, because 76995773 - 2¹⁴ = 76979389 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76995073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38497886 + 38497887.

It is an arithmetic number, because the mean of its divisors is an integer number (38497887).

Almost surely, 2^76995773 is an apocalyptic number.

It is an amenable number.

76995773 is a deficient number, since it is larger than the sum of its proper divisors (1).

76995773 is an equidigital number, since it uses as much as digits as its factorization.

76995773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2500470, while the sum is 53.

The square root of 76995773 is about 8774.7235284082. The cubic root of 76995773 is about 425.4243015144.

The spelling of 76995773 in words is "seventy-six million, nine hundred ninety-five thousand, seven hundred seventy-three".