552525321 has 4 divisors (see below), whose sum is σ = 736700432. Its totient is φ = 368350212.

The previous prime is 552525319. The next prime is 552525331. The reversal of 552525321 is 123525255.

552525321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 552525321 - 2¹ = 552525319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552525331) 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, 92087551 + ... + 92087556.

It is an arithmetic number, because the mean of its divisors is an integer number (184175108).

Almost surely, 2^552525321 is an apocalyptic number.

It is an amenable number.

552525321 is a deficient number, since it is larger than the sum of its proper divisors (184175111).

552525321 is a wasteful number, since it uses less digits than its factorization.

552525321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184175110.

The product of its digits is 15000, while the sum is 30.

The square root of 552525321 is about 23505.8571636943. The cubic root of 552525321 is about 820.5733255028.

The spelling of 552525321 in words is "five hundred fifty-two million, five hundred twenty-five thousand, three hundred twenty-one".