89163504 has 240 divisors, whose sum is σ = 292481280. Its totient is φ = 26127360.

The previous prime is 89163499. The next prime is 89163509. The reversal of 89163504 is 40536198.

89163504 is a `hidden beast` number, since 8 + 91 + 63 + 504 = 666.

It is an interprime number because it is at equal distance from previous prime (89163499) and next prime (89163509).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89163509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1255789 + ... + 1255859.

It is an arithmetic number, because the mean of its divisors is an integer number (1218672).

Almost surely, 2^89163504 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 89163504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146240640).

89163504 is an abundant number, since it is smaller than the sum of its proper divisors (203317776).

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

89163504 is a wasteful number, since it uses less digits than its factorization.

89163504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 89163504 is about 9442.6428503889. The cubic root of 89163504 is about 446.7477519188.

The spelling of 89163504 in words is "eighty-nine million, one hundred sixty-three thousand, five hundred four".