234216863 has 4 divisors (see below), whose sum is σ = 234539760. Its totient is φ = 233893968.

The previous prime is 234216841. The next prime is 234216883. The reversal of 234216863 is 368612432.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 234216863 - 2¹² = 234212767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234216823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160358 + ... + 161811.

It is an arithmetic number, because the mean of its divisors is an integer number (58634940).

Almost surely, 2^234216863 is an apocalyptic number.

234216863 is a deficient number, since it is larger than the sum of its proper divisors (322897).

234216863 is an equidigital number, since it uses as much as digits as its factorization.

234216863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322896.

The product of its digits is 41472, while the sum is 35.

The square root of 234216863 is about 15304.1452881237. The cubic root of 234216863 is about 616.4143209382.

The spelling of 234216863 in words is "two hundred thirty-four million, two hundred sixteen thousand, eight hundred sixty-three".