89076840 has 32 divisors (see below), whose sum is σ = 267230880. Its totient is φ = 23753792.

The previous prime is 89076839. The next prime is 89076847. The reversal of 89076840 is 4867098.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 89076792 and 89076801.

It is not an unprimeable number, because it can be changed into a prime (89076847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371034 + ... + 371273.

It is an arithmetic number, because the mean of its divisors is an integer number (8350965).

Almost surely, 2^89076840 is an apocalyptic number.

It is an amenable number.

89076840 is an abundant number, since it is smaller than the sum of its proper divisors (178154040).

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

89076840 is a wasteful number, since it uses less digits than its factorization.

89076840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742321 (or 742317 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 89076840 is about 9438.0527652689. The cubic root of 89076840 is about 446.6029636139.

The spelling of 89076840 in words is "eighty-nine million, seventy-six thousand, eight hundred forty".