2090520 has 48 divisors (see below), whose sum is σ = 6795360. Its totient is φ = 557376.

The previous prime is 2090509. The next prime is 2090567. The reversal of 2090520 is 250902.

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

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 2090493 and 2090502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2544 + ... + 3263.

It is an arithmetic number, because the mean of its divisors is an integer number (141570).

2^2090520 is an apocalyptic number.

2090520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2090520 is an abundant number, since it is smaller than the sum of its proper divisors (4704840).

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

2090520 is a wasteful number, since it uses less digits than its factorization.

2090520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5824 (or 5817 counting only the distinct ones).

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

The square root of 2090520 is about 1445.8630640555. The cubic root of 2090520 is about 127.8649291324.

The spelling of 2090520 in words is "two million, ninety thousand, five hundred twenty".