89033400 has 72 divisors (see below), whose sum is σ = 299009880. Its totient is φ = 23741760.

The previous prime is 89033389. The next prime is 89033401. The reversal of 89033400 is 433098.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89033401) 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 17 ways as a sum of consecutive naturals, for example, 22932 + ... + 26531.

It is an arithmetic number, because the mean of its divisors is an integer number (4152915).

Almost surely, 2^89033400 is an apocalyptic number.

It is an amenable number.

89033400 is an abundant number, since it is smaller than the sum of its proper divisors (209976480).

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

89033400 is a wasteful number, since it uses less digits than its factorization.

89033400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49485 (or 49473 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 89033400 is about 9435.7511624671. The cubic root of 89033400 is about 446.5303536917.

Adding to 89033400 its reverse (433098), we get a palindrome (89466498).

The spelling of 89033400 in words is "eighty-nine million, thirty-three thousand, four hundred".