552545801 has 4 divisors (see below), whose sum is σ = 553088004. Its totient is φ = 552003600.

The previous prime is 552545701. The next prime is 552545837. The reversal of 552545801 is 108545255.

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 436768201 + 115777600 = 20899^2 + 10760^2 .

It is a cyclic number.

It is not a de Polignac number, because 552545801 - 2¹⁰ = 552544777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552545881) 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, 269570 + ... + 271611.

It is an arithmetic number, because the mean of its divisors is an integer number (138272001).

Almost surely, 2^552545801 is an apocalyptic number.

It is an amenable number.

552545801 is a deficient number, since it is larger than the sum of its proper divisors (542203).

552545801 is a wasteful number, since it uses less digits than its factorization.

552545801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542202.

The product of its (nonzero) digits is 40000, while the sum is 35.

The square root of 552545801 is about 23506.2927957600. The cubic root of 552545801 is about 820.5834638823.

The spelling of 552545801 in words is "five hundred fifty-two million, five hundred forty-five thousand, eight hundred one".