76148689 has 2 divisors, whose sum is σ = 76148690. Its totient is φ = 76148688.

The previous prime is 76148671. The next prime is 76148711. The reversal of 76148689 is 98684167.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71233600 + 4915089 = 8440^2 + 2217^2 .

It is a cyclic number.

It is not a de Polignac number, because 76148689 - 2¹³ = 76140497 is a prime.

It is not a weakly prime, because it can be changed into another prime (76148669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38074344 + 38074345.

It is an arithmetic number, because the mean of its divisors is an integer number (38074345).

Almost surely, 2^76148689 is an apocalyptic number.

It is an amenable number.

76148689 is a deficient number, since it is larger than the sum of its proper divisors (1).

76148689 is an equidigital number, since it uses as much as digits as its factorization.

76148689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 49.

The square root of 76148689 is about 8726.3216191016. The cubic root of 76148689 is about 423.8584154802.

The spelling of 76148689 in words is "seventy-six million, one hundred forty-eight thousand, six hundred eighty-nine".