573013440 has 168 divisors, whose sum is σ = 2044202160. Its totient is φ = 152782848.

The previous prime is 573013439. The next prime is 573013471. The reversal of 573013440 is 44310375.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 74076 + ... + 81444.

It is an arithmetic number, because the mean of its divisors is an integer number (12167870).

Almost surely, 2^573013440 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 573013440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1022101080).

573013440 is an abundant number, since it is smaller than the sum of its proper divisors (1471188720).

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

573013440 is an equidigital number, since it uses as much as digits as its factorization.

573013440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7401 (or 7379 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 573013440 is about 23937.6991375529. The cubic root of 573013440 is about 830.5930053562.

The spelling of 573013440 in words is "five hundred seventy-three million, thirteen thousand, four hundred forty".