552401818 has 8 divisors (see below), whose sum is σ = 837913140. Its totient is φ = 273097440.

The previous prime is 552401813. The next prime is 552401819. The reversal of 552401818 is 818104255.

It can be written as a sum of positive squares in 2 ways, for example, as 405337689 + 147064129 = 20133^2 + 12127^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (552401813) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1551513 + ... + 1551868.

Almost surely, 2^552401818 is an apocalyptic number.

552401818 is a deficient number, since it is larger than the sum of its proper divisors (285511322).

552401818 is a wasteful number, since it uses less digits than its factorization.

552401818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103472.

The product of its (nonzero) digits is 12800, while the sum is 34.

The square root of 552401818 is about 23503.2299482433. The cubic root of 552401818 is about 820.5121815061.

The spelling of 552401818 in words is "five hundred fifty-two million, four hundred one thousand, eight hundred eighteen".