2055942 has 80 divisors (see below), whose sum is σ = 5517600. Its totient is φ = 571536.

The previous prime is 2055917. The next prime is 2055953. The reversal of 2055942 is 2495502.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 39 ways as a sum of consecutive naturals, for example, 55548 + ... + 55584.

It is an arithmetic number, because the mean of its divisors is an integer number (68970).

2^2055942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2055942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2758800).

2055942 is an abundant number, since it is smaller than the sum of its proper divisors (3461658).

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

2055942 is an equidigital number, since it uses as much as digits as its factorization.

2055942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72 (or 49 counting only the distinct ones).

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

The square root of 2055942 is about 1433.8556412694. The cubic root of 2055942 is about 127.1560278767.

The spelling of 2055942 in words is "two million, fifty-five thousand, nine hundred forty-two".