5997556 has 6 divisors (see below), whose sum is σ = 10495730. Its totient is φ = 2998776.

The previous prime is 5997553. The next prime is 5997571. The reversal of 5997556 is 6557995.

It can be written as a sum of positive squares in only one way, i.e., 4928400 + 1069156 = 2220^2 + 1034^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5997553) 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 as a sum of consecutive naturals, namely, 749691 + ... + 749698.

Almost surely, 2^5997556 is an apocalyptic number.

It is an amenable number.

5997556 is a deficient number, since it is larger than the sum of its proper divisors (4498174).

5997556 is a wasteful number, since it uses less digits than its factorization.

5997556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499393 (or 1499391 counting only the distinct ones).

The product of its digits is 425250, while the sum is 46.

The square root of 5997556 is about 2448.9908125593. The cubic root of 5997556 is about 181.6873834729.

It can be divided in two parts, 59975 and 56, that added together give a triangular number (60031 = T₃₄₆).

The spelling of 5997556 in words is "five million, nine hundred ninety-seven thousand, five hundred fifty-six".