553257344 has 16 divisors (see below), whose sum is σ = 1102192620. Its totient is φ = 276628608.

The previous prime is 553257323. The next prime is 553257349. The reversal of 553257344 is 443752355.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 553257298 and 553257307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553257349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2161034 + ... + 2161289.

Almost surely, 2^553257344 is an apocalyptic number.

It is an amenable number.

553257344 is a deficient number, since it is larger than the sum of its proper divisors (548935276).

553257344 is an equidigital number, since it uses as much as digits as its factorization.

553257344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4322337 (or 4322325 counting only the distinct ones).

The product of its digits is 252000, while the sum is 38.

The square root of 553257344 is about 23521.4230861995. The cubic root of 553257344 is about 820.9355493060.

The spelling of 553257344 in words is "five hundred fifty-three million, two hundred fifty-seven thousand, three hundred forty-four".