55688133 has 8 divisors (see below), whose sum is σ = 74306848. Its totient is φ = 37097424.

The previous prime is 55688119. The next prime is 55688147. The reversal of 55688133 is 33188655.

It is an interprime number because it is at equal distance from previous prime (55688119) and next prime (55688147).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55688133 - 2⁴ = 55688117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55688091 and 55688100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55688173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1810 + ... + 10707.

It is an arithmetic number, because the mean of its divisors is an integer number (9288356).

Almost surely, 2^55688133 is an apocalyptic number.

It is an amenable number.

55688133 is a deficient number, since it is larger than the sum of its proper divisors (18618715).

55688133 is a wasteful number, since it uses less digits than its factorization.

55688133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14003.

The product of its digits is 86400, while the sum is 39.

The square root of 55688133 is about 7462.4481907749. The cubic root of 55688133 is about 381.8746996372.

The spelling of 55688133 in words is "fifty-five million, six hundred eighty-eight thousand, one hundred thirty-three".