553897344 has 384 divisors, whose sum is σ = 2005597440. Its totient is φ = 131788800.

The previous prime is 553897327. The next prime is 553897373. The reversal of 553897344 is 443798355.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 553897293 and 553897302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4228159 + ... + 4228289.

It is an arithmetic number, because the mean of its divisors is an integer number (5222910).

Almost surely, 2^553897344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553897344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1002798720).

553897344 is an abundant number, since it is smaller than the sum of its proper divisors (1451700096).

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

553897344 is a wasteful number, since it uses less digits than its factorization.

553897344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 167 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 48.

The square root of 553897344 is about 23535.0237730919. The cubic root of 553897344 is about 821.2519760684.

The spelling of 553897344 in words is "five hundred fifty-three million, eight hundred ninety-seven thousand, three hundred forty-four".