229656461 has 2 divisors, whose sum is σ = 229656462. Its totient is φ = 229656460.

The previous prime is 229656433. The next prime is 229656487. The reversal of 229656461 is 164656922.

It is a happy number.

229656461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154504900 + 75151561 = 12430^2 + 8669^2 .

It is a cyclic number.

It is not a de Polignac number, because 229656461 - 2¹⁴ = 229640077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229656431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114828230 + 114828231.

It is an arithmetic number, because the mean of its divisors is an integer number (114828231).

Almost surely, 2^229656461 is an apocalyptic number.

It is an amenable number.

229656461 is a deficient number, since it is larger than the sum of its proper divisors (1).

229656461 is an equidigital number, since it uses as much as digits as its factorization.

229656461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 41.

The square root of 229656461 is about 15154.4205102010. The cubic root of 229656461 is about 612.3873665443.

The spelling of 229656461 in words is "two hundred twenty-nine million, six hundred fifty-six thousand, four hundred sixty-one".