89020782 has 20 divisors (see below), whose sum is σ = 199472856. Its totient is φ = 29673540.

The previous prime is 89020781. The next prime is 89020801. The reversal of 89020782 is 28702098.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89020781) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 274594 + ... + 274917.

Almost surely, 2^89020782 is an apocalyptic number.

89020782 is an abundant number, since it is smaller than the sum of its proper divisors (110452074).

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

89020782 is a wasteful number, since it uses less digits than its factorization.

89020782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549525 (or 549516 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 89020782 is about 9435.0825115629. The cubic root of 89020782 is about 446.5092582893.

The spelling of 89020782 in words is "eighty-nine million, twenty thousand, seven hundred eighty-two".