89336540 has 24 divisors (see below), whose sum is σ = 192184272. Its totient is φ = 34862720.

The previous prime is 89336539. The next prime is 89336549. The reversal of 89336540 is 4563398.

It is a junction number, because it is equal to n+sod(n) for n = 89336494 and 89336503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89336549) 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, 53654 + ... + 55293.

It is an arithmetic number, because the mean of its divisors is an integer number (8007678).

Almost surely, 2^89336540 is an apocalyptic number.

It is an amenable number.

89336540 is an abundant number, since it is smaller than the sum of its proper divisors (102847732).

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

89336540 is a wasteful number, since it uses less digits than its factorization.

89336540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108997 (or 108995 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 89336540 is about 9451.8008866036. The cubic root of 89336540 is about 447.0365602609.

The spelling of 89336540 in words is "eighty-nine million, three hundred thirty-six thousand, five hundred forty".