48312689 has 2 divisors, whose sum is σ = 48312690. Its totient is φ = 48312688.

The previous prime is 48312679. The next prime is 48312703. The reversal of 48312689 is 98621384.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33258289 + 15054400 = 5767^2 + 3880^2 .

It is a cyclic number.

It is not a de Polignac number, because 48312689 - 2¹² = 48308593 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (48312619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24156344 + 24156345.

It is an arithmetic number, because the mean of its divisors is an integer number (24156345).

Almost surely, 2^48312689 is an apocalyptic number.

It is an amenable number.

48312689 is a deficient number, since it is larger than the sum of its proper divisors (1).

48312689 is an equidigital number, since it uses as much as digits as its factorization.

48312689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 41.

The square root of 48312689 is about 6950.7329829306. The cubic root of 48312689 is about 364.2115689306.

The spelling of 48312689 in words is "forty-eight million, three hundred twelve thousand, six hundred eighty-nine".