55055946 has 16 divisors (see below), whose sum is σ = 120122208. Its totient is φ = 16683600.

The previous prime is 55055921. The next prime is 55055981. The reversal of 55055946 is 64955055.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417025 + ... + 417156.

It is an arithmetic number, because the mean of its divisors is an integer number (7507638).

Almost surely, 2^55055946 is an apocalyptic number.

55055946 is an abundant number, since it is smaller than the sum of its proper divisors (65066262).

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

55055946 is a wasteful number, since it uses less digits than its factorization.

55055946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834197.

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 55055946 is about 7419.9694069450. The cubic root of 55055946 is about 380.4241478212.

The spelling of 55055946 in words is "fifty-five million, fifty-five thousand, nine hundred forty-six".