55563193 has 16 divisors (see below), whose sum is σ = 66493440. Its totient is φ = 45395856.

The previous prime is 55563187. The next prime is 55563197. The reversal of 55563193 is 39136555.

It is a cyclic number.

It is not a de Polignac number, because 55563193 - 2⁵ = 55563161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55563197) 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 15 ways as a sum of consecutive naturals, for example, 74818 + ... + 75556.

It is an arithmetic number, because the mean of its divisors is an integer number (4155840).

Almost surely, 2^55563193 is an apocalyptic number.

It is an amenable number.

55563193 is a deficient number, since it is larger than the sum of its proper divisors (10930247).

55563193 is a wasteful number, since it uses less digits than its factorization.

55563193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236.

The product of its digits is 60750, while the sum is 37.

The square root of 55563193 is about 7454.0722427409. The cubic root of 55563193 is about 381.5888987661.

The spelling of 55563193 in words is "fifty-five million, five hundred sixty-three thousand, one hundred ninety-three".