89385724 has 12 divisors (see below), whose sum is σ = 156492000. Its totient is φ = 44673728.

The previous prime is 89385721. The next prime is 89385731. The reversal of 89385724 is 42758398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89385721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13437 + ... + 18955.

It is an arithmetic number, because the mean of its divisors is an integer number (13041000).

Almost surely, 2^89385724 is an apocalyptic number.

It is an amenable number.

89385724 is a deficient number, since it is larger than the sum of its proper divisors (67106276).

89385724 is a wasteful number, since it uses less digits than its factorization.

89385724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9572 (or 9570 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The square root of 89385724 is about 9454.4023608053. The cubic root of 89385724 is about 447.1185834824.

It can be divided in two parts, 89385 and 724, that added together give a palindrome (90109).

The spelling of 89385724 in words is "eighty-nine million, three hundred eighty-five thousand, seven hundred twenty-four".