553724424 has 160 divisors (see below), whose sum is σ = 1707726240. Its totient is φ = 166233600.

The previous prime is 553724419. The next prime is 553724441. The reversal of 553724424 is 424427355.

It is a super-3 number, since 3×553724424³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable 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 39 ways as a sum of consecutive naturals, for example, 933472 + ... + 934064.

It is an arithmetic number, because the mean of its divisors is an integer number (10673289).

Almost surely, 2^553724424 is an apocalyptic number.

553724424 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553724424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (853863120).

553724424 is an abundant number, since it is smaller than the sum of its proper divisors (1154001816).

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

553724424 is a wasteful number, since it uses less digits than its factorization.

553724424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753 (or 740 counting only the distinct ones).

The product of its digits is 134400, while the sum is 36.

The square root of 553724424 is about 23531.3498125373. The cubic root of 553724424 is about 821.1665055543.

The spelling of 553724424 in words is "five hundred fifty-three million, seven hundred twenty-four thousand, four hundred twenty-four".