2090056 has 32 divisors (see below), whose sum is σ = 4213440. Its totient is φ = 969408.

The previous prime is 2090047. The next prime is 2090069. The reversal of 2090056 is 6500902.

It is a nialpdrome in base 8.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6655 + ... + 6961.

It is an arithmetic number, because the mean of its divisors is an integer number (131670).

2^2090056 is an apocalyptic number.

It is an amenable number.

2090056 is an abundant number, since it is smaller than the sum of its proper divisors (2123384).

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

2090056 is a wasteful number, since it uses less digits than its factorization.

2090056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 2090056 is about 1445.7025973553. The cubic root of 2090056 is about 127.8554683735.

Adding to 2090056 its reverse (6500902), we get a palindrome (8590958).

The spelling of 2090056 in words is "two million, ninety thousand, fifty-six".