2090928 has 80 divisors (see below), whose sum is σ = 6348800. Its totient is φ = 592704.

The previous prime is 2090923. The next prime is 2090951. The reversal of 2090928 is 8290902.

It is a junction number, because it is equal to n+sod(n) for n = 2090895 and 2090904.

It is not an unprimeable number, because it can be changed into a prime (2090923) 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, 16401 + ... + 16527.

It is an arithmetic number, because the mean of its divisors is an integer number (79360).

2^2090928 is an apocalyptic number.

2090928 is a gapful number since it is divisible by the number (28) 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 2090928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3174400).

2090928 is an abundant number, since it is smaller than the sum of its proper divisors (4257872).

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

2090928 is a wasteful number, since it uses less digits than its factorization.

2090928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 2090928 is about 1446.0041493716. The cubic root of 2090928 is about 127.8732469190.

The spelling of 2090928 in words is "two million, ninety thousand, nine hundred twenty-eight".