89273549 has 4 divisors (see below), whose sum is σ = 90786720. Its totient is φ = 87760380.

The previous prime is 89273543. The next prime is 89273551. The reversal of 89273549 is 94537298.

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: 94537298 = 2 ⋅47268649.

It is a cyclic number.

It is not a de Polignac number, because 89273549 - 2¹⁶ = 89208013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89273543) 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, 756497 + ... + 756614.

It is an arithmetic number, because the mean of its divisors is an integer number (22696680).

Almost surely, 2^89273549 is an apocalyptic number.

It is an amenable number.

89273549 is a deficient number, since it is larger than the sum of its proper divisors (1513171).

89273549 is a wasteful number, since it uses less digits than its factorization.

89273549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513170.

The product of its digits is 544320, while the sum is 47.

The square root of 89273549 is about 9448.4680768895. The cubic root of 89273549 is about 446.9314673881.

The spelling of 89273549 in words is "eighty-nine million, two hundred seventy-three thousand, five hundred forty-nine".