550398298 has 4 divisors (see below), whose sum is σ = 825597450. Its totient is φ = 275199148.

The previous prime is 550398283. The next prime is 550398301. The reversal of 550398298 is 892893055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 346965129 + 203433169 = 18627^2 + 14263^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137599573 + ... + 137599576.

Almost surely, 2^550398298 is an apocalyptic number.

550398298 is a deficient number, since it is larger than the sum of its proper divisors (275199152).

550398298 is a wasteful number, since it uses less digits than its factorization.

550398298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275199151.

The product of its (nonzero) digits is 777600, while the sum is 49.

The square root of 550398298 is about 23460.5690041823. The cubic root of 550398298 is about 819.5190010736.

The spelling of 550398298 in words is "five hundred fifty million, three hundred ninety-eight thousand, two hundred ninety-eight".