89544001 has 2 divisors, whose sum is σ = 89544002. Its totient is φ = 89544000.

The previous prime is 89543989. The next prime is 89544011. The reversal of 89544001 is 10044598.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85544001 + 4000000 = 9249^2 + 2000^2 .

It is a cyclic number.

It is not a de Polignac number, because 89544001 - 2¹⁷ = 89412929 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (89544011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44772000 + 44772001.

It is an arithmetic number, because the mean of its divisors is an integer number (44772001).

Almost surely, 2^89544001 is an apocalyptic number.

It is an amenable number.

89544001 is a deficient number, since it is larger than the sum of its proper divisors (1).

89544001 is an equidigital number, since it uses as much as digits as its factorization.

89544001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 89544001 is about 9462.7692035683. The cubic root of 89544001 is about 447.3823349910.

Adding to 89544001 its reverse (10044598), we get a palindrome (99588599).

The spelling of 89544001 in words is "eighty-nine million, five hundred forty-four thousand, one".