55984068 has 144 divisors (see below), whose sum is σ = 172368000. Its totient is φ = 15664320.

The previous prime is 55984067. The next prime is 55984069. The reversal of 55984068 is 86048955.

It is an interprime number because it is at equal distance from previous prime (55984067) and next prime (55984069).

It is not an unprimeable number, because it can be changed into a prime (55984067) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 375658 + ... + 375806.

It is an arithmetic number, because the mean of its divisors is an integer number (1197000).

Almost surely, 2^55984068 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 55984068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86184000).

55984068 is an abundant number, since it is smaller than the sum of its proper divisors (116383932).

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

55984068 is a wasteful number, since it uses less digits than its factorization.

55984068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 55984068 is about 7482.2501962979. The cubic root of 55984068 is about 382.5499511851.

The spelling of 55984068 in words is "fifty-five million, nine hundred eighty-four thousand, sixty-eight".