89549249 has 4 divisors (see below), whose sum is σ = 89807664. Its totient is φ = 89290836.

The previous prime is 89549233. The next prime is 89549279. The reversal of 89549249 is 94294598.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94294598 = 2 ⋅47147299.

It is a cyclic number.

It is not a de Polignac number, because 89549249 - 2⁴ = 89549233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 89549197 and 89549206.

It is not an unprimeable number, because it can be changed into a prime (89549209) 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 in 3 ways as a sum of consecutive naturals, for example, 128687 + ... + 129380.

It is an arithmetic number, because the mean of its divisors is an integer number (22451916).

Almost surely, 2^89549249 is an apocalyptic number.

It is an amenable number.

89549249 is a deficient number, since it is larger than the sum of its proper divisors (258415).

89549249 is a wasteful number, since it uses less digits than its factorization.

89549249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258414.

The product of its digits is 933120, while the sum is 50.

The square root of 89549249 is about 9463.0464967684. The cubic root of 89549249 is about 447.3910748902.

It can be divided in two parts, 89549 and 249, that added together give a palindrome (89798).

The spelling of 89549249 in words is "eighty-nine million, five hundred forty-nine thousand, two hundred forty-nine".