290673029 has 2 divisors, whose sum is σ = 290673030. Its totient is φ = 290673028.

The previous prime is 290673023. The next prime is 290673101. The reversal of 290673029 is 920376092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202350625 + 88322404 = 14225^2 + 9398^2 .

It is a cyclic number.

It is not a de Polignac number, because 290673029 - 2²⁰ = 289624453 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 290672983 and 290673001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (290673023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145336514 + 145336515.

It is an arithmetic number, because the mean of its divisors is an integer number (145336515).

Almost surely, 2^290673029 is an apocalyptic number.

It is an amenable number.

290673029 is a deficient number, since it is larger than the sum of its proper divisors (1).

290673029 is an equidigital number, since it uses as much as digits as its factorization.

290673029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 290673029 is about 17049.1357258953. The cubic root of 290673029 is about 662.4222509448.

The spelling of 290673029 in words is "two hundred ninety million, six hundred seventy-three thousand, twenty-nine".