552397824 has 132 divisors (see below), whose sum is σ = 1740359400. Its totient is φ = 167362560.

The previous prime is 552397819. The next prime is 552397841. The reversal of 552397824 is 428793255.

552397824 is a `hidden beast` number, since 552 + 3 + 9 + 78 + 24 = 666.

It is a tau number, because it is divible by the number of its divisors (132).

It is a self number, because there is not a number n which added to its sum of digits gives 552397824.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98652 + ... + 104100.

Almost surely, 2^552397824 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 552397824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (870179700).

552397824 is an abundant number, since it is smaller than the sum of its proper divisors (1187961576).

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

552397824 is a wasteful number, since it uses less digits than its factorization.

552397824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5486 (or 5465 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 552397824 is about 23503.1449810446. The cubic root of 552397824 is about 820.5102040002.

The spelling of 552397824 in words is "five hundred fifty-two million, three hundred ninety-seven thousand, eight hundred twenty-four".