235400085 has 48 divisors (see below), whose sum is σ = 415833600. Its totient is φ = 123171840.

The previous prime is 235400069. The next prime is 235400089. The reversal of 235400085 is 580004532.

It is not a de Polignac number, because 235400085 - 2⁴ = 235400069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235400089) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 868500 + ... + 868770.

It is an arithmetic number, because the mean of its divisors is an integer number (8663200).

Almost surely, 2^235400085 is an apocalyptic number.

It is an amenable number.

235400085 is a deficient number, since it is larger than the sum of its proper divisors (180433515).

235400085 is a wasteful number, since it uses less digits than its factorization.

235400085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 575 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 235400085 is about 15342.7535012461. The cubic root of 235400085 is about 617.4505831173.

The spelling of 235400085 in words is "two hundred thirty-five million, four hundred thousand, eighty-five".