76938229 has 2 divisors, whose sum is σ = 76938230. Its totient is φ = 76938228.

The previous prime is 76938221. The next prime is 76938259. The reversal of 76938229 is 92283967.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65173329 + 11764900 = 8073^2 + 3430^2 .

It is a cyclic number.

It is not a de Polignac number, because 76938229 - 2³ = 76938221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76938221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38469114 + 38469115.

It is an arithmetic number, because the mean of its divisors is an integer number (38469115).

Almost surely, 2^76938229 is an apocalyptic number.

It is an amenable number.

76938229 is a deficient number, since it is larger than the sum of its proper divisors (1).

76938229 is an equidigital number, since it uses as much as digits as its factorization.

76938229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 46.

The square root of 76938229 is about 8771.4439518246. The cubic root of 76938229 is about 425.3182925901.

The spelling of 76938229 in words is "seventy-six million, nine hundred thirty-eight thousand, two hundred twenty-nine".