234320906 has 8 divisors (see below), whose sum is σ = 351681924. Its totient is φ = 117093600.

The previous prime is 234320903. The next prime is 234320917. The reversal of 234320906 is 609023432.

It can be written as a sum of positive squares in 2 ways, for example, as 179694025 + 54626881 = 13405^2 + 7391^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (234320903) 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, 28925 + ... + 36128.

Almost surely, 2^234320906 is an apocalyptic number.

234320906 is a deficient number, since it is larger than the sum of its proper divisors (117361018).

234320906 is a wasteful number, since it uses less digits than its factorization.

234320906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66856.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 234320906 is about 15307.5440878019. The cubic root of 234320906 is about 616.5055812348.

The spelling of 234320906 in words is "two hundred thirty-four million, three hundred twenty thousand, nine hundred six".