93814561 has 2 divisors, whose sum is σ = 93814562. Its totient is φ = 93814560.

The previous prime is 93814547. The next prime is 93814577. The reversal of 93814561 is 16541839.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61324561 + 32490000 = 7831^2 + 5700^2 .

It is a cyclic number.

It is not a de Polignac number, because 93814561 - 2⁵ = 93814529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93814561.

It is not a weakly prime, because it can be changed into another prime (93814531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46907280 + 46907281.

It is an arithmetic number, because the mean of its divisors is an integer number (46907281).

Almost surely, 2^93814561 is an apocalyptic number.

It is an amenable number.

93814561 is a deficient number, since it is larger than the sum of its proper divisors (1).

93814561 is an equidigital number, since it uses as much as digits as its factorization.

93814561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The square root of 93814561 is about 9685.7917074445. The cubic root of 93814561 is about 454.3844043886.

The spelling of 93814561 in words is "ninety-three million, eight hundred fourteen thousand, five hundred sixty-one".