89477532 has 36 divisors (see below), whose sum is σ = 233478336. Its totient is φ = 28863360.

The previous prime is 89477527. The next prime is 89477543. The reversal of 89477532 is 23577498.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×89477532² = 16012457465622048, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 38973 + ... + 41204.

Almost surely, 2^89477532 is an apocalyptic number.

It is an amenable number.

89477532 is an abundant number, since it is smaller than the sum of its proper divisors (144000804).

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

89477532 is a wasteful number, since it uses less digits than its factorization.

89477532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80218 (or 80213 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 89477532 is about 9459.2564189792. The cubic root of 89477532 is about 447.2716094739.

It can be divided in two parts, 89477 and 532, that added together give a palindrome (90009).

The spelling of 89477532 in words is "eighty-nine million, four hundred seventy-seven thousand, five hundred thirty-two".