552221456 has 20 divisors (see below), whose sum is σ = 1096026204. Its totient is φ = 269376000.

The previous prime is 552221447. The next prime is 552221473. The reversal of 552221456 is 654122255.

It can be written as a sum of positive squares in 2 ways, for example, as 171191056 + 381030400 = 13084^2 + 19520^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420245 + ... + 421556.

Almost surely, 2^552221456 is an apocalyptic number.

It is an amenable number.

552221456 is a deficient number, since it is larger than the sum of its proper divisors (543804748).

552221456 is a wasteful number, since it uses less digits than its factorization.

552221456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841850 (or 841844 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 552221456 is about 23499.3926730033. The cubic root of 552221456 is about 820.4228713201.

The spelling of 552221456 in words is "five hundred fifty-two million, two hundred twenty-one thousand, four hundred fifty-six".