553616 has 20 divisors (see below), whose sum is σ = 1226112. Its totient is φ = 237216.

The previous prime is 553607. The next prime is 553627. The reversal of 553616 is 616355.

It is a congruent number.

It is an unprimeable number.

553616 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2360 + ... + 2583.

2⁵⁵³⁶¹⁶ is an apocalyptic number.

553616 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

553616 is an abundant number, since it is smaller than the sum of its proper divisors (672496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

553616 is a wasteful number, since it uses less digits than its factorization.

553616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4958 (or 4952 counting only the distinct ones).

The product of its digits is 2700, while the sum is 26.

The square root of 553616 is about 744.0537614985. The cubic root of 553616 is about 82.1112904903. Note that the first 3 decimals are identical.

The spelling of 553616 in words is "five hundred fifty-three thousand, six hundred sixteen".