2048790 has 32 divisors (see below), whose sum is σ = 5078016. Its totient is φ = 528480.

The previous prime is 2048779. The next prime is 2048797. The reversal of 2048790 is 978402.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2048797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172 + ... + 2031.

It is an arithmetic number, because the mean of its divisors is an integer number (158688).

2^2048790 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2048790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2539008).

2048790 is an abundant number, since it is smaller than the sum of its proper divisors (3029226).

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

2048790 is a wasteful number, since it uses less digits than its factorization.

2048790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 2048790 is about 1431.3594936283. The cubic root of 2048790 is about 127.0084107931.

The spelling of 2048790 in words is "two million, forty-eight thousand, seven hundred ninety".