76164397 has 2 divisors, whose sum is σ = 76164398. Its totient is φ = 76164396.

The previous prime is 76164383. The next prime is 76164401. The reversal of 76164397 is 79346167.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69538921 + 6625476 = 8339^2 + 2574^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76164397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76164307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38082198 + 38082199.

It is an arithmetic number, because the mean of its divisors is an integer number (38082199).

Almost surely, 2^76164397 is an apocalyptic number.

It is an amenable number.

76164397 is a deficient number, since it is larger than the sum of its proper divisors (1).

76164397 is an equidigital number, since it uses as much as digits as its factorization.

76164397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 43.

The square root of 76164397 is about 8727.2216082783. The cubic root of 76164397 is about 423.8875580709.

The spelling of 76164397 in words is "seventy-six million, one hundred sixty-four thousand, three hundred ninety-seven".