89745244 has 24 divisors (see below), whose sum is σ = 168306768. Its totient is φ = 41721600.

The previous prime is 89745199. The next prime is 89745247. The reversal of 89745244 is 44254798.

It is a self number, because there is not a number n which added to its sum of digits gives 89745244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89745247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2307 + ... + 13594.

It is an arithmetic number, because the mean of its divisors is an integer number (7012782).

Almost surely, 2^89745244 is an apocalyptic number.

It is an amenable number.

89745244 is a deficient number, since it is larger than the sum of its proper divisors (78561524).

89745244 is a wasteful number, since it uses less digits than its factorization.

89745244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16005 (or 16003 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 89745244 is about 9473.3966453432. The cubic root of 89745244 is about 447.7172362661.

The spelling of 89745244 in words is "eighty-nine million, seven hundred forty-five thousand, two hundred forty-four".