89057393 has 2 divisors, whose sum is σ = 89057394. Its totient is φ = 89057392.

The previous prime is 89057369. The next prime is 89057399. The reversal of 89057393 is 39375098.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77141089 + 11916304 = 8783^2 + 3452^2 .

It is a cyclic number.

It is not a de Polignac number, because 89057393 - 2⁶ = 89057329 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 (89057399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44528696 + 44528697.

It is an arithmetic number, because the mean of its divisors is an integer number (44528697).

Almost surely, 2^89057393 is an apocalyptic number.

It is an amenable number.

89057393 is a deficient number, since it is larger than the sum of its proper divisors (1).

89057393 is an equidigital number, since it uses as much as digits as its factorization.

89057393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 89057393 is about 9437.0224647396. The cubic root of 89057393 is about 446.5704608895.

The spelling of 89057393 in words is "eighty-nine million, fifty-seven thousand, three hundred ninety-three".