552389550 has 24 divisors (see below), whose sum is σ = 1369926456. Its totient is φ = 147303840.

The previous prime is 552389521. The next prime is 552389561. The reversal of 552389550 is 55983255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1841149 + ... + 1841448.

It is an arithmetic number, because the mean of its divisors is an integer number (57080269).

Almost surely, 2^552389550 is an apocalyptic number.

552389550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

552389550 is an abundant number, since it is smaller than the sum of its proper divisors (817536906).

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

552389550 is a wasteful number, since it uses less digits than its factorization.

552389550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682612 (or 3682607 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 42.

The square root of 552389550 is about 23502.9689613887. The cubic root of 552389550 is about 820.5061073540.

The spelling of 552389550 in words is "five hundred fifty-two million, three hundred eighty-nine thousand, five hundred fifty".