10402229 has 2 divisors, whose sum is σ = 10402230. Its totient is φ = 10402228.

The previous prime is 10402211. The next prime is 10402241. The reversal of 10402229 is 92220401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9778129 + 624100 = 3127^2 + 790^2 .

It is a cyclic number.

It is not a de Polignac number, because 10402229 - 2⁸ = 10401973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10402229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10402289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5201114 + 5201115.

It is an arithmetic number, because the mean of its divisors is an integer number (5201115).

Almost surely, 2^10402229 is an apocalyptic number.

It is an amenable number.

10402229 is a deficient number, since it is larger than the sum of its proper divisors (1).

10402229 is an equidigital number, since it uses as much as digits as its factorization.

10402229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 10402229 is about 3225.2486725832. The cubic root of 10402229 is about 218.2941698235.

The spelling of 10402229 in words is "ten million, four hundred two thousand, two hundred twenty-nine".