2050920 has 96 divisors (see below), whose sum is σ = 6945120. Its totient is φ = 544320.

The previous prime is 2050903. The next prime is 2050949. The reversal of 2050920 is 290502.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2050893 and 2050902.

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, 9615 + ... + 9825.

It is an arithmetic number, because the mean of its divisors is an integer number (72345).

2^2050920 is an apocalyptic number.

2050920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2050920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3472560).

2050920 is an abundant number, since it is smaller than the sum of its proper divisors (4894200).

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

2050920 is a wasteful number, since it uses less digits than its factorization.

2050920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 2050920 is about 1432.1033482260. The cubic root of 2050920 is about 127.0524098070.

The spelling of 2050920 in words is "two million, fifty thousand, nine hundred twenty".