234938251 has 4 divisors (see below), whose sum is σ = 243039600. Its totient is φ = 226836904.

The previous prime is 234938239. The next prime is 234938293. The reversal of 234938251 is 152839432.

234938251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234938251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 234938251.

It is not an unprimeable number, because it can be changed into a prime (234932251) 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, 4050631 + ... + 4050688.

It is an arithmetic number, because the mean of its divisors is an integer number (60759900).

Almost surely, 2^234938251 is an apocalyptic number.

234938251 is a deficient number, since it is larger than the sum of its proper divisors (8101349).

234938251 is an equidigital number, since it uses as much as digits as its factorization.

234938251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8101348.

The product of its digits is 51840, while the sum is 37.

The square root of 234938251 is about 15327.6955541268. The cubic root of 234938251 is about 617.0465244100.

The spelling of 234938251 in words is "two hundred thirty-four million, nine hundred thirty-eight thousand, two hundred fifty-one".