573990 has 48 divisors (see below), whose sum is σ = 1481328. Its totient is φ = 142272.

The previous prime is 573977. The next prime is 574003. The reversal of 573990 is 99375.

It is an interprime number because it is at equal distance from previous prime (573977) and next prime (574003).

It is a Curzon number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10804 + ... + 10856.

It is an arithmetic number, because the mean of its divisors is an integer number (30861).

2⁵⁷³⁹⁹⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 573990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (740664).

573990 is an abundant number, since it is smaller than the sum of its proper divisors (907338).

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

573990 is a wasteful number, since it uses less digits than its factorization.

573990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 8505, while the sum is 33.

The square root of 573990 is about 757.6212774203. The cubic root of 573990 is about 83.1064584495.

The spelling of 573990 in words is "five hundred seventy-three thousand, nine hundred ninety".