283552500 has 240 divisors, whose sum is σ = 1032869376. Its totient is φ = 58800000.

The previous prime is 283552499. The next prime is 283552531. The reversal of 283552500 is 5255382.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 577255 + ... + 577745.

Almost surely, 2^283552500 is an apocalyptic number.

283552500 is a gapful number since it is divisible by the number (20) 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 283552500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516434688).

283552500 is an abundant number, since it is smaller than the sum of its proper divisors (749316876).

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

283552500 is a wasteful number, since it uses less digits than its factorization.

283552500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 283552500 is about 16839.0171922235. The cubic root of 283552500 is about 656.9684195834.

The spelling of 283552500 in words is "two hundred eighty-three million, five hundred fifty-two thousand, five hundred".