552797091 has 72 divisors (see below), whose sum is σ = 1012723712. Its totient is φ = 284407200.

The previous prime is 552797051. The next prime is 552797093. The reversal of 552797091 is 190797255.

552797091 is a `hidden beast` number, since 552 + 7 + 9 + 7 + 0 + 91 = 666.

It is not a de Polignac number, because 552797091 - 2¹⁰ = 552796067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (552797093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 967836 + ... + 968406.

Almost surely, 2^552797091 is an apocalyptic number.

552797091 is a deficient number, since it is larger than the sum of its proper divisors (459926621).

552797091 is a wasteful number, since it uses less digits than its factorization.

552797091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733 (or 719 counting only the distinct ones).

The product of its (nonzero) digits is 198450, while the sum is 45.

The square root of 552797091 is about 23511.6373525963. The cubic root of 552797091 is about 820.7078416060.

The spelling of 552797091 in words is "five hundred fifty-two million, seven hundred ninety-seven thousand, ninety-one".