89849724 has 24 divisors (see below), whose sum is σ = 209876688. Its totient is φ = 29917440.

The previous prime is 89849723. The next prime is 89849729. The reversal of 89849724 is 42794898.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89849723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9204 + ... + 16260.

It is an arithmetic number, because the mean of its divisors is an integer number (8744862).

Almost surely, 2^89849724 is an apocalyptic number.

It is an amenable number.

89849724 is an abundant number, since it is smaller than the sum of its proper divisors (120026964).

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

89849724 is a wasteful number, since it uses less digits than its factorization.

89849724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8125 (or 8123 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 51.

The square root of 89849724 is about 9478.9094309419. The cubic root of 89849724 is about 447.8909106729.

The spelling of 89849724 in words is "eighty-nine million, eight hundred forty-nine thousand, seven hundred twenty-four".