234788413 has 2 divisors, whose sum is σ = 234788414. Its totient is φ = 234788412.

The previous prime is 234788399. The next prime is 234788417. The reversal of 234788413 is 314887432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150479289 + 84309124 = 12267^2 + 9182^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234788413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234788417) 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 as a sum of consecutive naturals, namely, 117394206 + 117394207.

It is an arithmetic number, because the mean of its divisors is an integer number (117394207).

Almost surely, 2^234788413 is an apocalyptic number.

It is an amenable number.

234788413 is a deficient number, since it is larger than the sum of its proper divisors (1).

234788413 is an equidigital number, since it uses as much as digits as its factorization.

234788413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 40.

The square root of 234788413 is about 15322.8069556462. The cubic root of 234788413 is about 616.9153173385.

The spelling of 234788413 in words is "two hundred thirty-four million, seven hundred eighty-eight thousand, four hundred thirteen".