1552505028 has 24 divisors (see below), whose sum is σ = 3673535040. Its totient is φ = 510212640.

The previous prime is 1552505027. The next prime is 1552505041. The reversal of 1552505028 is 8205052551.

It is a self number, because there is not a number n which added to its sum of digits gives 1552505028.

It is not an unprimeable number, because it can be changed into a prime (1552505021) 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, 910243 + ... + 911946.

It is an arithmetic number, because the mean of its divisors is an integer number (153063960).

Almost surely, 2^1552505028 is an apocalyptic number.

It is an amenable number.

1552505028 is an abundant number, since it is smaller than the sum of its proper divisors (2121030012).

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

1552505028 is a wasteful number, since it uses less digits than its factorization.

1552505028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822267 (or 1822265 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

The square root of 1552505028 is about 39401.8404138690. The cubic root of 1552505028 is about 1157.9176444305.

Adding to 1552505028 its reverse (8205052551), we get a palindrome (9757557579).

The spelling of 1552505028 in words is "one billion, five hundred fifty-two million, five hundred five thousand, twenty-eight".