76512269 has 2 divisors, whose sum is σ = 76512270. Its totient is φ = 76512268.

The previous prime is 76512229. The next prime is 76512277. The reversal of 76512269 is 96221567.

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., 67732900 + 8779369 = 8230^2 + 2963^2 .

It is a cyclic number.

It is not a de Polignac number, because 76512269 - 2²⁰ = 75463693 is a prime.

It is a super-2 number, since 2×76512269² = 11708254615056722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76512209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38256134 + 38256135.

It is an arithmetic number, because the mean of its divisors is an integer number (38256135).

Almost surely, 2^76512269 is an apocalyptic number.

It is an amenable number.

76512269 is a deficient number, since it is larger than the sum of its proper divisors (1).

76512269 is an equidigital number, since it uses as much as digits as its factorization.

76512269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 76512269 is about 8747.1291861959. The cubic root of 76512269 is about 424.5319303600.

The spelling of 76512269 in words is "seventy-six million, five hundred twelve thousand, two hundred sixty-nine".