235898 has 16 divisors (see below), whose sum is σ = 391776. Its totient is φ = 105840.

The previous prime is 235891. The next prime is 235901. The reversal of 235898 is 898532.

It is not an unprimeable number, because it can be changed into a prime (235891) by changing a digit.

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, 1013 + ... + 1223.

It is an arithmetic number, because the mean of its divisors is an integer number (24486).

2²³⁵⁸⁹⁸ is an apocalyptic number.

235898 is a deficient number, since it is larger than the sum of its proper divisors (155878).

235898 is a wasteful number, since it uses less digits than its factorization.

235898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269.

The product of its digits is 17280, while the sum is 35.

The square root of 235898 is about 485.6933188752. The cubic root of 235898 is about 61.7885617509.

The spelling of 235898 in words is "two hundred thirty-five thousand, eight hundred ninety-eight".