573216340 has 12 divisors (see below), whose sum is σ = 1203754356. Its totient is φ = 229286528.

The previous prime is 573216323. The next prime is 573216383. The reversal of 573216340 is 43612375.

It can be written as a sum of positive squares in 2 ways, for example, as 314778564 + 258437776 = 17742^2 + 16076^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14330389 + ... + 14330428.

It is an arithmetic number, because the mean of its divisors is an integer number (100312863).

Almost surely, 2^573216340 is an apocalyptic number.

It is an amenable number.

573216340 is an abundant number, since it is smaller than the sum of its proper divisors (630538016).

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

573216340 is a wasteful number, since it uses less digits than its factorization.

573216340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28660826 (or 28660824 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 573216340 is about 23941.9368472979. The cubic root of 573216340 is about 830.6910294870.

The spelling of 573216340 in words is "five hundred seventy-three million, two hundred sixteen thousand, three hundred forty".