906593 has 6 divisors (see below), whose sum is σ = 963366. Its totient is φ = 852992.

The previous prime is 906589. The next prime is 906601. The reversal of 906593 is 395609.

It can be written as a sum of positive squares in 3 ways, for example, as 692224 + 214369 = 832^2 + 463^2 .

It is not a de Polignac number, because 906593 - 2² = 906589 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (906523) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1280 + ... + 1857.

It is an arithmetic number, because the mean of its divisors is an integer number (160561).

2⁹⁰⁶⁵⁹³ is an apocalyptic number.

It is an amenable number.

906593 is a deficient number, since it is larger than the sum of its proper divisors (56773).

906593 is a wasteful number, since it uses less digits than its factorization.

906593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171 (or 3154 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 906593 is about 952.1517736160. The cubic root of 906593 is about 96.7841233097.

The spelling of 906593 in words is "nine hundred six thousand, five hundred ninety-three".