89609743 has 2 divisors, whose sum is σ = 89609744. Its totient is φ = 89609742.

The previous prime is 89609717. The next prime is 89609749. The reversal of 89609743 is 34790698.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89609743 - 2⁵ = 89609711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89609693 and 89609702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89609749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44804871 + 44804872.

It is an arithmetic number, because the mean of its divisors is an integer number (44804872).

Almost surely, 2^89609743 is an apocalyptic number.

89609743 is a deficient number, since it is larger than the sum of its proper divisors (1).

89609743 is an equidigital number, since it uses as much as digits as its factorization.

89609743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 89609743 is about 9466.2422850886. The cubic root of 89609743 is about 447.4917955696.

The spelling of 89609743 in words is "eighty-nine million, six hundred nine thousand, seven hundred forty-three".