552044398 has 4 divisors (see below), whose sum is σ = 828066600. Its totient is φ = 276022198.

The previous prime is 552044393. The next prime is 552044399. The reversal of 552044398 is 893440255.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 893440255 = 5 ⋅178688051.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 552044398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552044393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138011098 + ... + 138011101.

It is an arithmetic number, because the mean of its divisors is an integer number (207016650).

Almost surely, 2^552044398 is an apocalyptic number.

552044398 is a deficient number, since it is larger than the sum of its proper divisors (276022202).

552044398 is a wasteful number, since it uses less digits than its factorization.

552044398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276022201.

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 552044398 is about 23495.6250821297. The cubic root of 552044398 is about 820.3351782644.

The spelling of 552044398 in words is "five hundred fifty-two million, forty-four thousand, three hundred ninety-eight".