55600146 has 48 divisors (see below), whose sum is σ = 138323328. Its totient is φ = 15811200.

The previous prime is 55600117. The next prime is 55600187. The reversal of 55600146 is 64100655.

It is a happy number.

55600146 is a `hidden beast` number, since 55 + 600 + 1 + 4 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29451 + ... + 31281.

It is an arithmetic number, because the mean of its divisors is an integer number (2881736).

Almost surely, 2^55600146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55600146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69161664).

55600146 is an abundant number, since it is smaller than the sum of its proper divisors (82723182).

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

55600146 is a wasteful number, since it uses less digits than its factorization.

55600146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087 (or 2084 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 55600146 is about 7456.5505429790. The cubic root of 55600146 is about 381.6734735178.

The spelling of 55600146 in words is "fifty-five million, six hundred thousand, one hundred forty-six".