89223312 has 20 divisors (see below), whose sum is σ = 230493680. Its totient is φ = 29741088.

The previous prime is 89223289. The next prime is 89223313. The reversal of 89223312 is 21332298.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 89223312.

It is not an unprimeable number, because it can be changed into a prime (89223313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929362 + ... + 929457.

It is an arithmetic number, because the mean of its divisors is an integer number (11524684).

Almost surely, 2^89223312 is an apocalyptic number.

It is an amenable number.

89223312 is an abundant number, since it is smaller than the sum of its proper divisors (141270368).

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

89223312 is a wasteful number, since it uses less digits than its factorization.

89223312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858830 (or 1858824 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 89223312 is about 9445.8092294943. The cubic root of 89223312 is about 446.8476175831.

The spelling of 89223312 in words is "eighty-nine million, two hundred twenty-three thousand, three hundred twelve".