552661604 has 24 divisors (see below), whose sum is σ = 1058436288. Its totient is φ = 250411040.

The previous prime is 552661601. The next prime is 552661649. The reversal of 552661604 is 406166255.

It is not an unprimeable number, because it can be changed into a prime (552661601) by changing a digit.

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, 5864 + ... + 33759.

It is an arithmetic number, because the mean of its divisors is an integer number (44101512).

Almost surely, 2^552661604 is an apocalyptic number.

It is an amenable number.

552661604 is a deficient number, since it is larger than the sum of its proper divisors (505774684).

552661604 is a wasteful number, since it uses less digits than its factorization.

552661604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39955 (or 39953 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 552661604 is about 23508.7559007277. The cubic root of 552661604 is about 820.6407860620.

The spelling of 552661604 in words is "five hundred fifty-two million, six hundred sixty-one thousand, six hundred four".