573272064 has 78 divisors (see below), whose sum is σ = 1656023616. Its totient is φ = 191078400.

The previous prime is 573272059. The next prime is 573272099. The reversal of 573272064 is 460272375.

It is a happy number.

573272064 is a `hidden beast` number, since 573 + 2 + 7 + 20 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29089 + ... + 44639.

It is an arithmetic number, because the mean of its divisors is an integer number (21231072).

Almost surely, 2^573272064 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 573272064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (828011808).

573272064 is an abundant number, since it is smaller than the sum of its proper divisors (1082751552).

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

573272064 is a wasteful number, since it uses less digits than its factorization.

573272064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15581 (or 15556 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 573272064 is about 23943.1005510982. The cubic root of 573272064 is about 830.7179465652.

The spelling of 573272064 in words is "five hundred seventy-three million, two hundred seventy-two thousand, sixty-four".