93863489 has 2 divisors, whose sum is σ = 93863490. Its totient is φ = 93863488.

The previous prime is 93863479. The next prime is 93863509. The reversal of 93863489 is 98436839.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86118400 + 7745089 = 9280^2 + 2783^2 .

It is a cyclic number.

It is not a de Polignac number, because 93863489 - 2⁸ = 93863233 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (93863479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46931744 + 46931745.

It is an arithmetic number, because the mean of its divisors is an integer number (46931745).

Almost surely, 2^93863489 is an apocalyptic number.

It is an amenable number.

93863489 is a deficient number, since it is larger than the sum of its proper divisors (1).

93863489 is an equidigital number, since it uses as much as digits as its factorization.

93863489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1119744, while the sum is 50.

The square root of 93863489 is about 9688.3171397307. The cubic root of 93863489 is about 454.4633837995.

The spelling of 93863489 in words is "ninety-three million, eight hundred sixty-three thousand, four hundred eighty-nine".