552549919 has 2 divisors, whose sum is σ = 552549920. Its totient is φ = 552549918.

The previous prime is 552549911. The next prime is 552550013. The reversal of 552549919 is 919945255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 552549919 - 2³ = 552549911 is a prime.

It is a super-2 number, since 2×552549919² = 610622825973813122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (552549911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276274959 + 276274960.

It is an arithmetic number, because the mean of its divisors is an integer number (276274960).

Almost surely, 2^552549919 is an apocalyptic number.

552549919 is a deficient number, since it is larger than the sum of its proper divisors (1).

552549919 is an equidigital number, since it uses as much as digits as its factorization.

552549919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 729000, while the sum is 49.

The square root of 552549919 is about 23506.3803891624. The cubic root of 552549919 is about 820.5855024187.

The spelling of 552549919 in words is "five hundred fifty-two million, five hundred forty-nine thousand, nine hundred nineteen".