234353457 has 12 divisors (see below), whose sum is σ = 364550004. Its totient is φ = 144217440.

The previous prime is 234353447. The next prime is 234353473. The reversal of 234353457 is 754353432.

It can be written as a sum of positive squares in 2 ways, for example, as 144937521 + 89415936 = 12039^2 + 9456^2 .

It is not a de Polignac number, because 234353457 - 2¹² = 234349361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (234353447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1001394 + ... + 1001627.

It is an arithmetic number, because the mean of its divisors is an integer number (30379167).

Almost surely, 2^234353457 is an apocalyptic number.

It is an amenable number.

234353457 is a deficient number, since it is larger than the sum of its proper divisors (130196547).

234353457 is a wasteful number, since it uses less digits than its factorization.

234353457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003040 (or 2003037 counting only the distinct ones).

The product of its digits is 151200, while the sum is 36.

The square root of 234353457 is about 15308.6072847924. The cubic root of 234353457 is about 616.5341274770.

The spelling of 234353457 in words is "two hundred thirty-four million, three hundred fifty-three thousand, four hundred fifty-seven".