283973328 has 30 divisors (see below), whose sum is σ = 794731314. Its totient is φ = 94657728.

The previous prime is 283973293. The next prime is 283973351. The reversal of 283973328 is 823379382.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 266734224 + 17239104 = 16332^2 + 4152^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 985875 + ... + 986162.

Almost surely, 2^283973328 is an apocalyptic number.

It is an amenable number.

283973328 is an abundant number, since it is smaller than the sum of its proper divisors (510757986).

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

283973328 is a wasteful number, since it uses less digits than its factorization.

283973328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972051 (or 1972042 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 283973328 is about 16851.5081817622. The cubic root of 283973328 is about 657.2932671821.

It can be divided in two parts, 2839 and 73328, that added together give a palindrome (76167).

The spelling of 283973328 in words is "two hundred eighty-three million, nine hundred seventy-three thousand, three hundred twenty-eight".