585049690 has 16 divisors (see below), whose sum is σ = 1055167560. Its totient is φ = 233558080.

The previous prime is 585049657. The next prime is 585049697. The reversal of 585049690 is 96940585.

It can be written as a sum of positive squares in 4 ways, for example, as 374538609 + 210511081 = 19353^2 + 14509^2 .

It is a super-2 number, since 2×585049690² = 684566279538192200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 585049690.

It is not an unprimeable number, because it can be changed into a prime (585049697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52381 + ... + 62560.

Almost surely, 2^585049690 is an apocalyptic number.

585049690 is a deficient number, since it is larger than the sum of its proper divisors (470117870).

585049690 is a wasteful number, since it uses less digits than its factorization.

585049690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115457.

The product of its (nonzero) digits is 388800, while the sum is 46.

The square root of 585049690 is about 24187.8004374106. The cubic root of 585049690 is about 836.3683398193.

The spelling of 585049690 in words is "five hundred eighty-five million, forty-nine thousand, six hundred ninety".