573720343 has 4 divisors (see below), whose sum is σ = 655680400. Its totient is φ = 491760288.

The previous prime is 573720293. The next prime is 573720347. The reversal of 573720343 is 343027375.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 573720343 - 2²⁵ = 540165911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 573720299 and 573720308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (573720347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40980018 + ... + 40980031.

It is an arithmetic number, because the mean of its divisors is an integer number (163920100).

Almost surely, 2^573720343 is an apocalyptic number.

573720343 is a deficient number, since it is larger than the sum of its proper divisors (81960057).

573720343 is an equidigital number, since it uses as much as digits as its factorization.

573720343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81960056.

The product of its (nonzero) digits is 52920, while the sum is 34.

The square root of 573720343 is about 23952.4600615469. The cubic root of 573720343 is about 830.9344210861.

The spelling of 573720343 in words is "five hundred seventy-three million, seven hundred twenty thousand, three hundred forty-three".