55867080 has 64 divisors (see below), whose sum is σ = 169516800. Its totient is φ = 14727680.

The previous prime is 55867027. The next prime is 55867099. The reversal of 55867080 is 8076855.

It is a happy number.

55867080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55867080² = 6242261255452800, which contains 22 as substring.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 8065 + ... + 13295.

It is an arithmetic number, because the mean of its divisors is an integer number (2648700).

Almost surely, 2^55867080 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 55867080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84758400).

55867080 is an abundant number, since it is smaller than the sum of its proper divisors (113649720).

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

55867080 is a wasteful number, since it uses less digits than its factorization.

55867080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334 (or 5330 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 55867080 is about 7474.4284062395. The cubic root of 55867080 is about 382.2832981592.

The spelling of 55867080 in words is "fifty-five million, eight hundred sixty-seven thousand, eighty".