76463069 has 2 divisors, whose sum is σ = 76463070. Its totient is φ = 76463068.

The previous prime is 76463041. The next prime is 76463071. The reversal of 76463069 is 96036467.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40005625 + 36457444 = 6325^2 + 6038^2 .

It is an emirp because it is prime and its reverse (96036467) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76463069 is a prime.

It is a super-2 number, since 2×76463069² = 11693201841797522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 76463071, it forms a pair of twin primes.

It is a Chen 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 (76463089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38231534 + 38231535.

It is an arithmetic number, because the mean of its divisors is an integer number (38231535).

Almost surely, 2^76463069 is an apocalyptic number.

It is an amenable number.

76463069 is a deficient number, since it is larger than the sum of its proper divisors (1).

76463069 is an equidigital number, since it uses as much as digits as its factorization.

76463069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 76463069 is about 8744.3163826568. The cubic root of 76463069 is about 424.4409146756.

The spelling of 76463069 in words is "seventy-six million, four hundred sixty-three thousand, sixty-nine".