234905357 has 2 divisors, whose sum is σ = 234905358. Its totient is φ = 234905356.

The previous prime is 234905353. The next prime is 234905393. The reversal of 234905357 is 753509432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211586116 + 23319241 = 14546^2 + 4829^2 .

It is a cyclic number.

It is not a de Polignac number, because 234905357 - 2² = 234905353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234905357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234905353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117452678 + 117452679.

It is an arithmetic number, because the mean of its divisors is an integer number (117452679).

Almost surely, 2^234905357 is an apocalyptic number.

It is an amenable number.

234905357 is a deficient number, since it is larger than the sum of its proper divisors (1).

234905357 is an equidigital number, since it uses as much as digits as its factorization.

234905357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113400, while the sum is 38.

The square root of 234905357 is about 15326.6224915994. The cubic root of 234905357 is about 617.0177252459.

The spelling of 234905357 in words is "two hundred thirty-four million, nine hundred five thousand, three hundred fifty-seven".