573775993 has 16 divisors (see below), whose sum is σ = 716719104. Its totient is φ = 447943680.

The previous prime is 573775987. The next prime is 573775999. The reversal of 573775993 is 399577375.

It is an interprime number because it is at equal distance from previous prime (573775987) and next prime (573775999).

It is a cyclic number.

It is not a de Polignac number, because 573775993 - 2⁹ = 573775481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (573775999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74080 + ... + 81457.

It is an arithmetic number, because the mean of its divisors is an integer number (44794944).

Almost surely, 2^573775993 is an apocalyptic number.

It is an amenable number.

573775993 is a deficient number, since it is larger than the sum of its proper divisors (142943111).

573775993 is a wasteful number, since it uses less digits than its factorization.

573775993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155592.

The product of its digits is 6251175, while the sum is 55.

The square root of 573775993 is about 23953.6217094618. The cubic root of 573775993 is about 830.9612866755.

The spelling of 573775993 in words is "five hundred seventy-three million, seven hundred seventy-five thousand, nine hundred ninety-three".