234890 has 16 divisors (see below), whose sum is σ = 429408. Its totient is φ = 92496.

The previous prime is 234869. The next prime is 234893. The reversal of 234890 is 98432.

234890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (234893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 689 + ... + 971.

It is an arithmetic number, because the mean of its divisors is an integer number (26838).

2²³⁴⁸⁹⁰ is an apocalyptic number.

234890 is a deficient number, since it is larger than the sum of its proper divisors (194518).

234890 is a wasteful number, since it uses less digits than its factorization.

234890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 234890 is about 484.6545161246. The cubic root of 234890 is about 61.7004279054.

It can be divided in two parts, 23 and 4890, that added together give a cube (4913 = 17³).

The spelling of 234890 in words is "two hundred thirty-four thousand, eight hundred ninety".