89744746 has 48 divisors (see below), whose sum is σ = 168969024. Its totient is φ = 34998912.

The previous prime is 89744737. The next prime is 89744749. The reversal of 89744746 is 64744798.

It is a self number, because there is not a number n which added to its sum of digits gives 89744746.

It is not an unprimeable number, because it can be changed into a prime (89744749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196150 + ... + 196606.

It is an arithmetic number, because the mean of its divisors is an integer number (3520188).

Almost surely, 2^89744746 is an apocalyptic number.

89744746 is a deficient number, since it is larger than the sum of its proper divisors (79224278).

89744746 is a wasteful number, since it uses less digits than its factorization.

89744746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 562 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 49.

The square root of 89744746 is about 9473.3703611756. The cubic root of 89744746 is about 447.7164081309.

The spelling of 89744746 in words is "eighty-nine million, seven hundred forty-four thousand, seven hundred forty-six".