553426 has 16 divisors (see below), whose sum is σ = 886464. Its totient is φ = 258544.

The previous prime is 553417. The next prime is 553433. The reversal of 553426 is 624355.

It is a self number, because there is not a number n which added to its sum of digits gives 553426.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2325 + ... + 2551.

It is an arithmetic number, because the mean of its divisors is an integer number (55404).

2⁵⁵³⁴²⁶ is an apocalyptic number.

553426 is the 471-st centered pentagonal number.

553426 is a deficient number, since it is larger than the sum of its proper divisors (333038).

553426 is a wasteful number, since it uses less digits than its factorization.

553426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305.

The product of its digits is 3600, while the sum is 25.

The square root of 553426 is about 743.9260715958. The cubic root of 553426 is about 82.1018959339.

It can be divided in two parts, 553 and 426, that added together give a palindrome (979).

The spelling of 553426 in words is "five hundred fifty-three thousand, four hundred twenty-six".