573403880 has 96 divisors (see below), whose sum is σ = 1589171400. Its totient is φ = 185020416.

The previous prime is 573403877. The next prime is 573403891. The reversal of 573403880 is 88304375.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 509946724 + 63457156 = 22582^2 + 7966^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24716 + ... + 41924.

Almost surely, 2^573403880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 573403880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (794585700).

573403880 is an abundant number, since it is smaller than the sum of its proper divisors (1015767520).

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

573403880 is a wasteful number, since it uses less digits than its factorization.

573403880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17251 (or 17240 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 573403880 is about 23945.8530856597. The cubic root of 573403880 is about 830.7816123950.

The spelling of 573403880 in words is "five hundred seventy-three million, four hundred three thousand, eight hundred eighty".