89340636 has 96 divisors (see below), whose sum is σ = 268369920. Its totient is φ = 22449600.

The previous prime is 89340631. The next prime is 89340683. The reversal of 89340636 is 63604398.

It is a junction number, because it is equal to n+sod(n) for n = 89340594 and 89340603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89340631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27085 + ... + 30203.

It is an arithmetic number, because the mean of its divisors is an integer number (2795520).

Almost surely, 2^89340636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89340636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134184960).

89340636 is an abundant number, since it is smaller than the sum of its proper divisors (179029284).

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

89340636 is a wasteful number, since it uses less digits than its factorization.

89340636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3175 (or 3173 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 89340636 is about 9452.0175624043. The cubic root of 89340636 is about 447.0433922312.

It can be divided in two parts, 89 and 340636, that added together give a triangular number (340725 = T₈₂₅).

The spelling of 89340636 in words is "eighty-nine million, three hundred forty thousand, six hundred thirty-six".