553105472 has 126 divisors (see below), whose sum is σ = 1255308894. Its totient is φ = 240936960.

The previous prime is 553105453. The next prime is 553105481. The reversal of 553105472 is 274501355.

It can be written as a sum of positive squares in only one way, i.e., 520569856 + 32535616 = 22816^2 + 5704^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17842097 + ... + 17842127.

It is an arithmetic number, because the mean of its divisors is an integer number (9962769).

Almost surely, 2^553105472 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 553105472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (627654447).

553105472 is an abundant number, since it is smaller than the sum of its proper divisors (702203422).

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

553105472 is a wasteful number, since it uses less digits than its factorization.

553105472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 553105472 is about 23518.1944885231. The cubic root of 553105472 is about 820.8604254147.

The spelling of 553105472 in words is "five hundred fifty-three million, one hundred five thousand, four hundred seventy-two".