2055078 has 32 divisors (see below), whose sum is σ = 4809600. Its totient is φ = 648648.

The previous prime is 2055071. The next prime is 2055089. The reversal of 2055078 is 8705502.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25 + ... + 2027.

It is an arithmetic number, because the mean of its divisors is an integer number (150300).

2^2055078 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2055078, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2404800).

2055078 is an abundant number, since it is smaller than the sum of its proper divisors (2754522).

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

2055078 is a wasteful number, since it uses less digits than its factorization.

2055078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033 (or 2027 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 2055078 is about 1433.5543240491. The cubic root of 2055078 is about 127.1382131392.

The spelling of 2055078 in words is "two million, fifty-five thousand, seventy-eight".