290196565 has 16 divisors (see below), whose sum is σ = 364331520. Its totient is φ = 221668480.

The previous prime is 290196547. The next prime is 290196583. The reversal of 290196565 is 565691092.

It is an interprime number because it is at equal distance from previous prime (290196547) and next prime (290196583).

It is not a de Polignac number, because 290196565 - 2¹⁷ = 290065493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5425 + ... + 24694.

It is an arithmetic number, because the mean of its divisors is an integer number (22770720).

Almost surely, 2^290196565 is an apocalyptic number.

It is an amenable number.

290196565 is a deficient number, since it is larger than the sum of its proper divisors (74134955).

290196565 is a wasteful number, since it uses less digits than its factorization.

290196565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30212.

The product of its (nonzero) digits is 145800, while the sum is 43.

The square root of 290196565 is about 17035.1567354104. The cubic root of 290196565 is about 662.0601109760.

The spelling of 290196565 in words is "two hundred ninety million, one hundred ninety-six thousand, five hundred sixty-five".