89842284 has 90 divisors (see below), whose sum is σ = 273259140. Its totient is φ = 25664688.

The previous prime is 89842283. The next prime is 89842303. The reversal of 89842284 is 48224898.

89842284 = 1330² + 1331² + ... + 1378².

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (89842283) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 13047 + ... + 18705.

Almost surely, 2^89842284 is an apocalyptic number.

89842284 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89842284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136629570).

89842284 is an abundant number, since it is smaller than the sum of its proper divisors (183416856).

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

89842284 is a wasteful number, since it uses less digits than its factorization.

89842284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5689 (or 5671 counting only the distinct ones).

The product of its digits is 294912, while the sum is 45.

The square root of 89842284 is about 9478.5169726071. The cubic root of 89842284 is about 447.8785478066.

The spelling of 89842284 in words is "eighty-nine million, eight hundred forty-two thousand, two hundred eighty-four".