552646986 has 16 divisors (see below), whose sum is σ = 1107686784. Its totient is φ = 183816864.

The previous prime is 552646957. The next prime is 552647057. The reversal of 552646986 is 689646255.

It is a super-2 number, since 2×552646986² = 610837382269768392, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96691 + ... + 102246.

It is an arithmetic number, because the mean of its divisors is an integer number (69230424).

Almost surely, 2^552646986 is an apocalyptic number.

552646986 is an abundant number, since it is smaller than the sum of its proper divisors (555039798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

552646986 is a wasteful number, since it uses less digits than its factorization.

552646986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199405.

The product of its digits is 3110400, while the sum is 51.

The square root of 552646986 is about 23508.4449932359. Note that the first 3 decimals coincide. The cubic root of 552646986 is about 820.6335506321.

The spelling of 552646986 in words is "five hundred fifty-two million, six hundred forty-six thousand, nine hundred eighty-six".