552564401 has 4 divisors (see below), whose sum is σ = 567498612. Its totient is φ = 537630192.

The previous prime is 552564391. The next prime is 552564437. The reversal of 552564401 is 104465255.

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 259983376 + 292581025 = 16124^2 + 17105^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-552564401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (552564451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7467050 + ... + 7467123.

It is an arithmetic number, because the mean of its divisors is an integer number (141874653).

Almost surely, 2^552564401 is an apocalyptic number.

It is an amenable number.

552564401 is a deficient number, since it is larger than the sum of its proper divisors (14934211).

552564401 is a wasteful number, since it uses less digits than its factorization.

552564401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14934210.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 552564401 is about 23506.6884311678. The cubic root of 552564401 is about 820.5926713731.

The spelling of 552564401 in words is "five hundred fifty-two million, five hundred sixty-four thousand, four hundred one".