234043493 has 2 divisors, whose sum is σ = 234043494. Its totient is φ = 234043492.

The previous prime is 234043487. The next prime is 234043541. The reversal of 234043493 is 394340432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215707969 + 18335524 = 14687^2 + 4282^2 .

It is a cyclic number.

It is not a de Polignac number, because 234043493 - 2⁸ = 234043237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234043393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117021746 + 117021747.

It is an arithmetic number, because the mean of its divisors is an integer number (117021747).

Almost surely, 2^234043493 is an apocalyptic number.

It is an amenable number.

234043493 is a deficient number, since it is larger than the sum of its proper divisors (1).

234043493 is an equidigital number, since it uses as much as digits as its factorization.

234043493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 234043493 is about 15298.4800879042. The cubic root of 234043493 is about 616.2621910865.

The spelling of 234043493 in words is "two hundred thirty-four million, forty-three thousand, four hundred ninety-three".