89976198 has 64 divisors (see below), whose sum is σ = 202309632. Its totient is φ = 26490240.

The previous prime is 89976113. The next prime is 89976199. The reversal of 89976198 is 89167998.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89976199) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306940 + ... + 307232.

It is an arithmetic number, because the mean of its divisors is an integer number (3161088).

Almost surely, 2^89976198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89976198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101154816).

89976198 is an abundant number, since it is smaller than the sum of its proper divisors (112333434).

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

89976198 is a wasteful number, since it uses less digits than its factorization.

89976198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469.

The product of its digits is 1959552, while the sum is 57.

The square root of 89976198 is about 9485.5784220046. The cubic root of 89976198 is about 448.1009651000.

The spelling of 89976198 in words is "eighty-nine million, nine hundred seventy-six thousand, one hundred ninety-eight".