573720442 has 16 divisors (see below), whose sum is σ = 878107392. Its totient is φ = 281034000.

The previous prime is 573720439. The next prime is 573720449. The reversal of 573720442 is 244027375.

It is a junction number, because it is equal to n+sod(n) for n = 573720398 and 573720407.

It is not an unprimeable number, because it can be changed into a prime (573720449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76003 + ... + 83209.

It is an arithmetic number, because the mean of its divisors is an integer number (54881712).

Almost surely, 2^573720442 is an apocalyptic number.

573720442 is a deficient number, since it is larger than the sum of its proper divisors (304386950).

573720442 is a wasteful number, since it uses less digits than its factorization.

573720442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8013.

The product of its (nonzero) digits is 47040, while the sum is 34.

The square root of 573720442 is about 23952.4621281404. The cubic root of 573720442 is about 830.9344688809.

The spelling of 573720442 in words is "five hundred seventy-three million, seven hundred twenty thousand, four hundred forty-two".