89493653 has 2 divisors, whose sum is σ = 89493654. Its totient is φ = 89493652.

The previous prime is 89493647. The next prime is 89493689. The reversal of 89493653 is 35639498.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56580484 + 32913169 = 7522^2 + 5737^2 .

It is a cyclic number.

It is not a de Polignac number, because 89493653 - 2⁴ = 89493637 is a prime.

It is a super-2 number, since 2×89493653² = 16018227854568818, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89493598 and 89493607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89493643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44746826 + 44746827.

It is an arithmetic number, because the mean of its divisors is an integer number (44746827).

Almost surely, 2^89493653 is an apocalyptic number.

It is an amenable number.

89493653 is a deficient number, since it is larger than the sum of its proper divisors (1).

89493653 is an equidigital number, since it uses as much as digits as its factorization.

89493653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 47.

The square root of 89493653 is about 9460.1085088914. The cubic root of 89493653 is about 447.2984692247.

The spelling of 89493653 in words is "eighty-nine million, four hundred ninety-three thousand, six hundred fifty-three".