227949739 has 2 divisors, whose sum is σ = 227949740. Its totient is φ = 227949738.

The previous prime is 227949731. The next prime is 227949769. The reversal of 227949739 is 937949722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 227949739 - 2³ = 227949731 is a prime.

It is a super-2 number, since 2×227949739² = 103922167020336242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (227949731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113974869 + 113974870.

It is an arithmetic number, because the mean of its divisors is an integer number (113974870).

Almost surely, 2^227949739 is an apocalyptic number.

227949739 is a deficient number, since it is larger than the sum of its proper divisors (1).

227949739 is an equidigital number, since it uses as much as digits as its factorization.

227949739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1714608, while the sum is 52.

The square root of 227949739 is about 15098.0044707902. The cubic root of 227949739 is about 610.8665807475.

The spelling of 227949739 in words is "two hundred twenty-seven million, nine hundred forty-nine thousand, seven hundred thirty-nine".