553567 has 8 divisors (see below), whose sum is σ = 653312. Its totient is φ = 459000.

The previous prime is 553561. The next prime is 553573. The reversal of 553567 is 765355.

It is an interprime number because it is at equal distance from previous prime (553561) and next prime (553573).

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

It is a cyclic number.

It is not a de Polignac number, because 553567 - 2⁷ = 553439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

553567 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553561) 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 7 ways as a sum of consecutive naturals, for example, 1059 + ... + 1492.

It is an arithmetic number, because the mean of its divisors is an integer number (81664).

2⁵⁵³⁵⁶⁷ is an apocalyptic number.

553567 is a deficient number, since it is larger than the sum of its proper divisors (99745).

553567 is a wasteful number, since it uses less digits than its factorization.

553567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2589.

The product of its digits is 15750, while the sum is 31.

The square root of 553567 is about 744.0208330417. The cubic root of 553567 is about 82.1088678894.

Subtracting from 553567 its sum of digits (31), we obtain a square (553536 = 744²).

The spelling of 553567 in words is "five hundred fifty-three thousand, five hundred sixty-seven".