229290361 has 2 divisors, whose sum is σ = 229290362. Its totient is φ = 229290360.

The previous prime is 229290337. The next prime is 229290367. The reversal of 229290361 is 163092922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164326761 + 64963600 = 12819^2 + 8060^2 .

It is a cyclic number.

It is not a de Polignac number, because 229290361 - 2¹⁵ = 229257593 is a prime.

It is not a weakly prime, because it can be changed into another prime (229290367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114645180 + 114645181.

It is an arithmetic number, because the mean of its divisors is an integer number (114645181).

Almost surely, 2^229290361 is an apocalyptic number.

It is an amenable number.

229290361 is a deficient number, since it is larger than the sum of its proper divisors (1).

229290361 is an equidigital number, since it uses as much as digits as its factorization.

229290361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 229290361 is about 15142.3367087118. The cubic root of 229290361 is about 612.0617871248.

The spelling of 229290361 in words is "two hundred twenty-nine million, two hundred ninety thousand, three hundred sixty-one".