290001629 has 2 divisors, whose sum is σ = 290001630. Its totient is φ = 290001628.

The previous prime is 290001619. The next prime is 290001631. The reversal of 290001629 is 926100092.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 277056025 + 12945604 = 16645^2 + 3598^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-290001629 is a prime.

Together with 290001631, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (290001619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145000814 + 145000815.

It is an arithmetic number, because the mean of its divisors is an integer number (145000815).

Almost surely, 2^290001629 is an apocalyptic number.

It is an amenable number.

290001629 is a deficient number, since it is larger than the sum of its proper divisors (1).

290001629 is an equidigital number, since it uses as much as digits as its factorization.

290001629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 290001629 is about 17029.4341949461. The cubic root of 290001629 is about 661.9118341708.

The spelling of 290001629 in words is "two hundred ninety million, one thousand, six hundred twenty-nine".