229743733 has 2 divisors, whose sum is σ = 229743734. Its totient is φ = 229743732.

The previous prime is 229743721. The next prime is 229743809. The reversal of 229743733 is 337347922.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228402769 + 1340964 = 15113^2 + 1158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229743733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229743233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114871866 + 114871867.

It is an arithmetic number, because the mean of its divisors is an integer number (114871867).

Almost surely, 2^229743733 is an apocalyptic number.

It is an amenable number.

229743733 is a deficient number, since it is larger than the sum of its proper divisors (1).

229743733 is an equidigital number, since it uses as much as digits as its factorization.

229743733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 40.

The square root of 229743733 is about 15157.2996605596. The cubic root of 229743733 is about 612.4649280487.

The spelling of 229743733 in words is "two hundred twenty-nine million, seven hundred forty-three thousand, seven hundred thirty-three".