552733729 has 4 divisors (see below), whose sum is σ = 556254484. Its totient is φ = 549212976.

The previous prime is 552733721. The next prime is 552733757. The reversal of 552733729 is 927337255.

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

It can be written as a sum of positive squares in 2 ways, for example, as 85525504 + 467208225 = 9248^2 + 21615^2 .

It is a cyclic number.

It is not a de Polignac number, because 552733729 - 2³ = 552733721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552733721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1760142 + ... + 1760455.

It is an arithmetic number, because the mean of its divisors is an integer number (139063621).

Almost surely, 2^552733729 is an apocalyptic number.

It is an amenable number.

552733729 is a deficient number, since it is larger than the sum of its proper divisors (3520755).

552733729 is a wasteful number, since it uses less digits than its factorization.

552733729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3520754.

The product of its digits is 396900, while the sum is 43.

The square root of 552733729 is about 23510.2898535939. The cubic root of 552733729 is about 820.6764837002.

The spelling of 552733729 in words is "five hundred fifty-two million, seven hundred thirty-three thousand, seven hundred twenty-nine".