89320573 has 2 divisors, whose sum is σ = 89320574. Its totient is φ = 89320572.

The previous prime is 89320559. The next prime is 89320603. The reversal of 89320573 is 37502398.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68508729 + 20811844 = 8277^2 + 4562^2 .

It is a cyclic number.

It is not a de Polignac number, because 89320573 - 2⁵ = 89320541 is a prime.

It is a super-2 number, since 2×89320573² = 15956329522096658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89327573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44660286 + 44660287.

It is an arithmetic number, because the mean of its divisors is an integer number (44660287).

Almost surely, 2^89320573 is an apocalyptic number.

It is an amenable number.

89320573 is a deficient number, since it is larger than the sum of its proper divisors (1).

89320573 is an equidigital number, since it uses as much as digits as its factorization.

89320573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 89320573 is about 9450.9561950101. The cubic root of 89320573 is about 447.0099259257.

The spelling of 89320573 in words is "eighty-nine million, three hundred twenty thousand, five hundred seventy-three".