76870693 has 2 divisors, whose sum is σ = 76870694. Its totient is φ = 76870692.

The previous prime is 76870667. The next prime is 76870697. The reversal of 76870693 is 39607867.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76860289 + 10404 = 8767^2 + 102^2 .

It is a cyclic number.

It is not a de Polignac number, because 76870693 - 2²⁵ = 43316261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76870697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38435346 + 38435347.

It is an arithmetic number, because the mean of its divisors is an integer number (38435347).

Almost surely, 2^76870693 is an apocalyptic number.

It is an amenable number.

76870693 is a deficient number, since it is larger than the sum of its proper divisors (1).

76870693 is an equidigital number, since it uses as much as digits as its factorization.

76870693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 76870693 is about 8767.5933413908. The cubic root of 76870693 is about 425.1938087223.

The spelling of 76870693 in words is "seventy-six million, eight hundred seventy thousand, six hundred ninety-three".