552135400 has 96 divisors (see below), whose sum is σ = 1317415680. Its totient is φ = 215136000.

The previous prime is 552135373. The next prime is 552135431. The reversal of 552135400 is 4531255.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2037265 + ... + 2037535.

It is an arithmetic number, because the mean of its divisors is an integer number (13723080).

Almost surely, 2^552135400 is an apocalyptic number.

552135400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552135400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658707840).

552135400 is an abundant number, since it is smaller than the sum of its proper divisors (765280280).

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

552135400 is a wasteful number, since it uses less digits than its factorization.

552135400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 552135400 is about 23497.5615756189. The cubic root of 552135400 is about 820.3802519581.

Adding to 552135400 its reverse (4531255), we get a palindrome (556666655).

The spelling of 552135400 in words is "five hundred fifty-two million, one hundred thirty-five thousand, four hundred".