429026249 has 2 divisors, whose sum is σ = 429026250. Its totient is φ = 429026248.

The previous prime is 429026239. The next prime is 429026281. The reversal of 429026249 is 942620924.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258984649 + 170041600 = 16093^2 + 13040^2 .

It is a cyclic number.

It is not a de Polignac number, because 429026249 - 2¹⁶ = 428960713 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_22799144 and since 429026249 and 22799144 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (429026239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214513124 + 214513125.

It is an arithmetic number, because the mean of its divisors is an integer number (214513125).

Almost surely, 2^429026249 is an apocalyptic number.

It is an amenable number.

429026249 is a deficient number, since it is larger than the sum of its proper divisors (1).

429026249 is an equidigital number, since it uses as much as digits as its factorization.

429026249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 429026249 is about 20712.9488243466. The cubic root of 429026249 is about 754.2140551578.

The spelling of 429026249 in words is "four hundred twenty-nine million, twenty-six thousand, two hundred forty-nine".