89659741 has 2 divisors, whose sum is σ = 89659742. Its totient is φ = 89659740.

The previous prime is 89659721. The next prime is 89659783. The reversal of 89659741 is 14795698.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80478841 + 9180900 = 8971^2 + 3030^2 .

It is a cyclic number.

It is not a de Polignac number, because 89659741 - 2²³ = 81271133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89659721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44829870 + 44829871.

It is an arithmetic number, because the mean of its divisors is an integer number (44829871).

Almost surely, 2^89659741 is an apocalyptic number.

It is an amenable number.

89659741 is a deficient number, since it is larger than the sum of its proper divisors (1).

89659741 is an equidigital number, since it uses as much as digits as its factorization.

89659741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 49.

The square root of 89659741 is about 9468.8827746466. The cubic root of 89659741 is about 447.5750065174.

The spelling of 89659741 in words is "eighty-nine million, six hundred fifty-nine thousand, seven hundred forty-one".