548897266 has 4 divisors (see below), whose sum is σ = 823345902. Its totient is φ = 274448632.

The previous prime is 548897249. The next prime is 548897269. The reversal of 548897266 is 662798845.

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., 548543241 + 354025 = 23421^2 + 595^2 .

It is not an unprimeable number, because it can be changed into a prime (548897269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137224315 + ... + 137224318.

Almost surely, 2^548897266 is an apocalyptic number.

548897266 is a deficient number, since it is larger than the sum of its proper divisors (274448636).

548897266 is a wasteful number, since it uses less digits than its factorization.

548897266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274448635.

The product of its digits is 5806080, while the sum is 55.

The square root of 548897266 is about 23428.5566350128. The cubic root of 548897266 is about 818.7733324664.

The spelling of 548897266 in words is "five hundred forty-eight million, eight hundred ninety-seven thousand, two hundred sixty-six".