89328940 has 12 divisors (see below), whose sum is σ = 187590816. Its totient is φ = 35731568.

The previous prime is 89328919. The next prime is 89328947. The reversal of 89328940 is 4982398.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (89328947) 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, 2233204 + ... + 2233243.

It is an arithmetic number, because the mean of its divisors is an integer number (15632568).

Almost surely, 2^89328940 is an apocalyptic number.

It is an amenable number.

89328940 is an abundant number, since it is smaller than the sum of its proper divisors (98261876).

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

89328940 is a wasteful number, since it uses less digits than its factorization.

89328940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4466456 (or 4466454 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 89328940 is about 9451.3988382673. The cubic root of 89328940 is about 447.0238832002.

The spelling of 89328940 in words is "eighty-nine million, three hundred twenty-eight thousand, nine hundred forty".