552445673 has 4 divisors (see below), whose sum is σ = 594941508. Its totient is φ = 509949840.

The previous prime is 552445633. The next prime is 552445693. The reversal of 552445673 is 376544255.

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 22202944 + 530242729 = 4712^2 + 23027^2 .

It is a cyclic number.

It is not a de Polignac number, because 552445673 - 2⁶ = 552445609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 552445673.

It is not an unprimeable number, because it can be changed into a prime (552445633) 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, 21247898 + ... + 21247923.

It is an arithmetic number, because the mean of its divisors is an integer number (148735377).

Almost surely, 2^552445673 is an apocalyptic number.

It is an amenable number.

552445673 is a deficient number, since it is larger than the sum of its proper divisors (42495835).

552445673 is a wasteful number, since it uses less digits than its factorization.

552445673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42495834.

The product of its digits is 504000, while the sum is 41.

The square root of 552445673 is about 23504.1628866037. The cubic root of 552445673 is about 820.5338943296.

The spelling of 552445673 in words is "five hundred fifty-two million, four hundred forty-five thousand, six hundred seventy-three".