555532000 has 48 divisors (see below), whose sum is σ = 1364951952. Its totient is φ = 222211200.

The previous prime is 555531979. The next prime is 555532009. The reversal of 555532000 is 235555.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555532009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65442 + ... + 73441.

It is an arithmetic number, because the mean of its divisors is an integer number (28436499).

Almost surely, 2^555532000 is an apocalyptic number.

555532000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

555532000 is an abundant number, since it is smaller than the sum of its proper divisors (809419952).

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

555532000 is a wasteful number, since it uses less digits than its factorization.

555532000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138908 (or 138890 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 555532000 is about 23569.7263454627. The cubic root of 555532000 is about 822.0590726802.

Adding to 555532000 its reverse (235555), we get a palindrome (555767555).

The spelling of 555532000 in words is "five hundred fifty-five million, five hundred thirty-two thousand".