290116005 has 8 divisors (see below), whose sum is σ = 464185632. Its totient is φ = 154728528.

The previous prime is 290116003. The next prime is 290116009. The reversal of 290116005 is 500611092.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 290116005 - 2¹ = 290116003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (290116003) 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 in 7 ways as a sum of consecutive naturals, for example, 9670519 + ... + 9670548.

It is an arithmetic number, because the mean of its divisors is an integer number (58023204).

Almost surely, 2^290116005 is an apocalyptic number.

It is an amenable number.

290116005 is a deficient number, since it is larger than the sum of its proper divisors (174069627).

290116005 is a wasteful number, since it uses less digits than its factorization.

290116005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19341075.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 290116005 is about 17032.7920494557. The cubic root of 290116005 is about 661.9988415870.

Adding to 290116005 its reverse (500611092), we get a palindrome (790727097).

The spelling of 290116005 in words is "two hundred ninety million, one hundred sixteen thousand, five".