89097400 has 96 divisors (see below), whose sum is σ = 247127040. Its totient is φ = 29208960.

The previous prime is 89097397. The next prime is 89097401. The reversal of 89097400 is 479098.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 89097400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89097401) 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 23 ways as a sum of consecutive naturals, for example, 30817 + ... + 33583.

It is an arithmetic number, because the mean of its divisors is an integer number (2574240).

Almost surely, 2^89097400 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 89097400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123563520).

89097400 is an abundant number, since it is smaller than the sum of its proper divisors (158029640).

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

89097400 is a wasteful number, since it uses less digits than its factorization.

89097400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813 (or 2804 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 89097400 is about 9439.1419101526. The cubic root of 89097400 is about 446.6373214057.

The spelling of 89097400 in words is "eighty-nine million, ninety-seven thousand, four hundred".