290213029 has 2 divisors, whose sum is σ = 290213030. Its totient is φ = 290213028.

The previous prime is 290213003. The next prime is 290213081. The reversal of 290213029 is 920312092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289850625 + 362404 = 17025^2 + 602^2 .

It is a cyclic number.

It is not a de Polignac number, because 290213029 - 2¹⁹ = 289688741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 290212988 and 290213006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (290210029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145106514 + 145106515.

It is an arithmetic number, because the mean of its divisors is an integer number (145106515).

Almost surely, 2^290213029 is an apocalyptic number.

It is an amenable number.

290213029 is a deficient number, since it is larger than the sum of its proper divisors (1).

290213029 is an equidigital number, since it uses as much as digits as its factorization.

290213029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 290213029 is about 17035.6399644980. The cubic root of 290213029 is about 662.0726311696.

It can be divided in two parts, 2902 and 13029, that added together give a triangular number (15931 = T₁₇₈).

The spelling of 290213029 in words is "two hundred ninety million, two hundred thirteen thousand, twenty-nine".