561696602 has 8 divisors (see below), whose sum is σ = 854086836. Its totient is φ = 277000992.

The previous prime is 561696599. The next prime is 561696613. The reversal of 561696602 is 206696165.

It can be written as a sum of positive squares in 2 ways, for example, as 554084521 + 7612081 = 23539^2 + 2759^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 561696602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1923473 + ... + 1923764.

Almost surely, 2^561696602 is an apocalyptic number.

561696602 is a deficient number, since it is larger than the sum of its proper divisors (292390234).

561696602 is a wasteful number, since it uses less digits than its factorization.

561696602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3847312.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 561696602 is about 23700.1392822911. The cubic root of 561696602 is about 825.0886232313.

The spelling of 561696602 in words is "five hundred sixty-one million, six hundred ninety-six thousand, six hundred two".