76036489 has 2 divisors, whose sum is σ = 76036490. Its totient is φ = 76036488.

The previous prime is 76036487. The next prime is 76036567. The reversal of 76036489 is 98463067.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75951225 + 85264 = 8715^2 + 292^2 .

It is a cyclic number.

It is not a de Polignac number, because 76036489 - 2¹ = 76036487 is a prime.

Together with 76036487, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (76036481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38018244 + 38018245.

It is an arithmetic number, because the mean of its divisors is an integer number (38018245).

Almost surely, 2^76036489 is an apocalyptic number.

It is an amenable number.

76036489 is a deficient number, since it is larger than the sum of its proper divisors (1).

76036489 is an equidigital number, since it uses as much as digits as its factorization.

76036489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 76036489 is about 8719.8904236235. The cubic root of 76036489 is about 423.6501374770.

It can be divided in two parts, 760 and 36489, that added together give a square (37249 = 193²).

The spelling of 76036489 in words is "seventy-six million, thirty-six thousand, four hundred eighty-nine".