55671606 has 24 divisors (see below), whose sum is σ = 123883344. Its totient is φ = 18055440.

The previous prime is 55671601. The next prime is 55671611. The reversal of 55671606 is 60617655.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55671601) and next prime (55671611).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55671601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41130 + ... + 42461.

It is an arithmetic number, because the mean of its divisors is an integer number (5161806).

Almost surely, 2^55671606 is an apocalyptic number.

55671606 is an abundant number, since it is smaller than the sum of its proper divisors (68211738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55671606 is a wasteful number, since it uses less digits than its factorization.

55671606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83636 (or 83633 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 55671606 is about 7461.3407642327. The cubic root of 55671606 is about 381.8369185920.

The spelling of 55671606 in words is "fifty-five million, six hundred seventy-one thousand, six hundred six".