283820544 has 240 divisors, whose sum is σ = 979624800. Its totient is φ = 80898048.

The previous prime is 283820543. The next prime is 283820567. The reversal of 283820544 is 445028382.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 283820499 and 283820508.

It is not an unprimeable number, because it can be changed into a prime (283820543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 677167 + ... + 677585.

It is an arithmetic number, because the mean of its divisors is an integer number (4081770).

Almost surely, 2^283820544 is an apocalyptic number.

283820544 is a gapful number since it is divisible by the number (24) 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 283820544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (489812400).

283820544 is an abundant number, since it is smaller than the sum of its proper divisors (695804256).

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

283820544 is an equidigital number, since it uses as much as digits as its factorization.

283820544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 283820544 is about 16846.9743277539. The cubic root of 283820544 is about 657.1753665437.

The spelling of 283820544 in words is "two hundred eighty-three million, eight hundred twenty thousand, five hundred forty-four".