89189436 has 24 divisors (see below), whose sum is σ = 237838720. Its totient is φ = 25482672.

The previous prime is 89189417. The next prime is 89189447. The reversal of 89189436 is 63498198.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 530806 + ... + 530973.

Almost surely, 2^89189436 is an apocalyptic number.

It is an amenable number.

89189436 is an abundant number, since it is smaller than the sum of its proper divisors (148649284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89189436 is a wasteful number, since it uses less digits than its factorization.

89189436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061793 (or 1061791 counting only the distinct ones).

The product of its digits is 373248, while the sum is 48.

The square root of 89189436 is about 9444.0158830870. The cubic root of 89189436 is about 446.7910579026.

The spelling of 89189436 in words is "eighty-nine million, one hundred eighty-nine thousand, four hundred thirty-six".