76038449 has 2 divisors, whose sum is σ = 76038450. Its totient is φ = 76038448.

The previous prime is 76038409. The next prime is 76038451. The reversal of 76038449 is 94483067.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76038400 + 49 = 8720^2 + 7^2 .

It is a cyclic number.

It is not a de Polignac number, because 76038449 - 2²⁴ = 59261233 is a prime.

Together with 76038451, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (76038409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38019224 + 38019225.

It is an arithmetic number, because the mean of its divisors is an integer number (38019225).

Almost surely, 2^76038449 is an apocalyptic number.

It is an amenable number.

76038449 is a deficient number, since it is larger than the sum of its proper divisors (1).

76038449 is an equidigital number, since it uses as much as digits as its factorization.

76038449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 76038449 is about 8720.0028096326. The cubic root of 76038449 is about 423.6537776027.

It can be divided in two parts, 760384 and 49, that multiplied together give a square (37258816 = 6104²).

The spelling of 76038449 in words is "seventy-six million, thirty-eight thousand, four hundred forty-nine".