76342069 has 2 divisors, whose sum is σ = 76342070. Its totient is φ = 76342068.

The previous prime is 76342067. The next prime is 76342093. The reversal of 76342069 is 96024367.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69105969 + 7236100 = 8313^2 + 2690^2 .

It is a cyclic number.

It is not a de Polignac number, because 76342069 - 2¹ = 76342067 is a prime.

It is a super-2 number, since 2×76342069² = 11656222998401522, which contains 22 as substring.

Together with 76342067, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76342067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38171034 + 38171035.

It is an arithmetic number, because the mean of its divisors is an integer number (38171035).

Almost surely, 2^76342069 is an apocalyptic number.

It is an amenable number.

76342069 is a deficient number, since it is larger than the sum of its proper divisors (1).

76342069 is an equidigital number, since it uses as much as digits as its factorization.

76342069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 76342069 is about 8737.3948634590. The cubic root of 76342069 is about 424.2169090846.

The spelling of 76342069 in words is "seventy-six million, three hundred forty-two thousand, sixty-nine".