553385400 has 48 divisors (see below), whose sum is σ = 1715496600. Its totient is φ = 147569280.

The previous prime is 553385389. The next prime is 553385407. The reversal of 553385400 is 4583355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553385407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 460555 + ... + 461754.

Almost surely, 2^553385400 is an apocalyptic number.

553385400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

553385400 is an abundant number, since it is smaller than the sum of its proper divisors (1162111200).

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

553385400 is a wasteful number, since it uses less digits than its factorization.

553385400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922328 (or 922319 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 553385400 is about 23524.1450429128. The cubic root of 553385400 is about 820.9988818667.

The spelling of 553385400 in words is "five hundred fifty-three million, three hundred eighty-five thousand, four hundred".