55167424 has 56 divisors (see below), whose sum is σ = 119936768. Its totient is φ = 25021440.

The previous prime is 55167379. The next prime is 55167433. The reversal of 55167424 is 42476155.

It is a self number, because there is not a number n which added to its sum of digits gives 55167424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50209 + ... + 51295.

It is an arithmetic number, because the mean of its divisors is an integer number (2141728).

Almost surely, 2^55167424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55167424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59968384).

55167424 is an abundant number, since it is smaller than the sum of its proper divisors (64769344).

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

55167424 is a wasteful number, since it uses less digits than its factorization.

55167424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173 (or 1163 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The square root of 55167424 is about 7427.4776337597. The cubic root of 55167424 is about 380.6807373148.

The spelling of 55167424 in words is "fifty-five million, one hundred sixty-seven thousand, four hundred twenty-four".