234833987 has 2 divisors, whose sum is σ = 234833988. Its totient is φ = 234833986.

The previous prime is 234833981. The next prime is 234834011. The reversal of 234833987 is 789338432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 234833987 - 2²⁶ = 167725123 is a prime.

It is not a weakly prime, because it can be changed into another prime (234833981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117416993 + 117416994.

It is an arithmetic number, because the mean of its divisors is an integer number (117416994).

Almost surely, 2^234833987 is an apocalyptic number.

234833987 is a deficient number, since it is larger than the sum of its proper divisors (1).

234833987 is an equidigital number, since it uses as much as digits as its factorization.

234833987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 47.

The square root of 234833987 is about 15324.2940131022. The cubic root of 234833987 is about 616.9552305514.

The spelling of 234833987 in words is "two hundred thirty-four million, eight hundred thirty-three thousand, nine hundred eighty-seven".