89434850 has 24 divisors (see below), whose sum is σ = 169492500. Its totient is φ = 35097920.

The previous prime is 89434847. The next prime is 89434853. The reversal of 89434850 is 5843498.

It is a Cunningham number, because it is equal to 9457²+1.

It is an interprime number because it is at equal distance from previous prime (89434847) and next prime (89434853).

It can be written as a sum of positive squares in 6 ways, for example, as 64464841 + 24970009 = 8029^2 + 4997^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 89434798 and 89434807.

It is not an unprimeable number, because it can be changed into a prime (89434853) 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 11 ways as a sum of consecutive naturals, for example, 14225 + ... + 19524.

Almost surely, 2^89434850 is an apocalyptic number.

89434850 is a deficient number, since it is larger than the sum of its proper divisors (80057650).

89434850 is a wasteful number, since it uses less digits than its factorization.

89434850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33814 (or 33809 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 89434850 is about 9457.0000528709. Note that the first 4 decimals coincide. The cubic root of 89434850 is about 447.2004799487.

The spelling of 89434850 in words is "eighty-nine million, four hundred thirty-four thousand, eight hundred fifty".