55699733 has 2 divisors, whose sum is σ = 55699734. Its totient is φ = 55699732.

The previous prime is 55699727. The next prime is 55699741. The reversal of 55699733 is 33799655.

55699733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55696369 + 3364 = 7463^2 + 58^2 .

It is a cyclic number.

It is not a de Polignac number, because 55699733 - 2¹² = 55695637 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55699703) 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 as a sum of consecutive naturals, namely, 27849866 + 27849867.

It is an arithmetic number, because the mean of its divisors is an integer number (27849867).

Almost surely, 2^55699733 is an apocalyptic number.

It is an amenable number.

55699733 is a deficient number, since it is larger than the sum of its proper divisors (1).

55699733 is an equidigital number, since it uses as much as digits as its factorization.

55699733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 765450, while the sum is 47.

The square root of 55699733 is about 7463.2253751310. The cubic root of 55699733 is about 381.9012129997.

The spelling of 55699733 in words is "fifty-five million, six hundred ninety-nine thousand, seven hundred thirty-three".