552165306 has 128 divisors (see below), whose sum is σ = 1433272320. Its totient is φ = 137668800.

The previous prime is 552165269. The next prime is 552165331. The reversal of 552165306 is 603561255.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1280911 + ... + 1281341.

It is an arithmetic number, because the mean of its divisors is an integer number (11197440).

Almost surely, 2^552165306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552165306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716636160).

552165306 is an abundant number, since it is smaller than the sum of its proper divisors (881107014).

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

552165306 is a wasteful number, since it uses less digits than its factorization.

552165306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 552165306 is about 23498.1979309053. The cubic root of 552165306 is about 820.3950634511.

The spelling of 552165306 in words is "five hundred fifty-two million, one hundred sixty-five thousand, three hundred six".