89061636 has 36 divisors (see below), whose sum is σ = 214758096. Its totient is φ = 28725840.

The previous prime is 89061631. The next prime is 89061641. The reversal of 89061636 is 63616098.

It is a happy number.

89061636 is nontrivially palindromic in base 11.

It is an interprime number because it is at equal distance from previous prime (89061631) and next prime (89061641).

It is a junction number, because it is equal to n+sod(n) for n = 89061594 and 89061603.

It is not an unprimeable number, because it can be changed into a prime (89061631) 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 11 ways as a sum of consecutive naturals, for example, 7671 + ... + 15393.

Almost surely, 2^89061636 is an apocalyptic number.

It is an amenable number.

89061636 is an abundant number, since it is smaller than the sum of its proper divisors (125696460).

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

89061636 is a wasteful number, since it uses less digits than its factorization.

89061636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7792 (or 7759 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 89061636 is about 9437.2472681392. The cubic root of 89061636 is about 446.5775528269.

It can be divided in two parts, 890 and 61636, that added together give a palindrome (62526).

The spelling of 89061636 in words is "eighty-nine million, sixty-one thousand, six hundred thirty-six".