113898 has 16 divisors (see below), whose sum is σ = 233856. Its totient is φ = 36960.

The previous prime is 113891. The next prime is 113899. The reversal of 113898 is 898311.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113891) by changing a digit.

113898 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15 + ... + 477.

It is an arithmetic number, because the mean of its divisors is an integer number (14616).

2¹¹³⁸⁹⁸ is an apocalyptic number.

113898 is an abundant number, since it is smaller than the sum of its proper divisors (119958).

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

113898 is a wasteful number, since it uses less digits than its factorization.

113898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509.

The product of its digits is 1728, while the sum is 30.

The square root of 113898 is about 337.4877775565. The cubic root of 113898 is about 48.4736101873.

The spelling of 113898 in words is "one hundred thirteen thousand, eight hundred ninety-eight".