283403064 has 128 divisors (see below), whose sum is σ = 835200000. Its totient is φ = 80099712.

The previous prime is 283403063. The next prime is 283403083. The reversal of 283403064 is 460304382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (283403063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1424037 + ... + 1424235.

It is an arithmetic number, because the mean of its divisors is an integer number (6525000).

Almost surely, 2^283403064 is an apocalyptic number.

283403064 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 283403064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (417600000).

283403064 is an abundant number, since it is smaller than the sum of its proper divisors (551796936).

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

283403064 is a wasteful number, since it uses less digits than its factorization.

283403064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 283403064 is about 16834.5794126257. The cubic root of 283403064 is about 656.8529888910.

The spelling of 283403064 in words is "two hundred eighty-three million, four hundred three thousand, sixty-four".