2053722 has 48 divisors (see below), whose sum is σ = 4766112. Its totient is φ = 584640.

The previous prime is 2053721. The next prime is 2053757. The reversal of 2053722 is 2273502.

It is not an unprimeable number, because it can be changed into a prime (2053721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55488 + ... + 55524.

It is an arithmetic number, because the mean of its divisors is an integer number (99294).

2^2053722 is an apocalyptic number.

2053722 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2053722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2383056).

2053722 is an abundant number, since it is smaller than the sum of its proper divisors (2712390).

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

2053722 is a wasteful number, since it uses less digits than its factorization.

2053722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 2053722 is about 1433.0812956703. The cubic root of 2053722 is about 127.1102438279.

It can be divided in two parts, 2053 and 722, that added together give a triangular number (2775 = T₇₄).

The spelling of 2053722 in words is "two million, fifty-three thousand, seven hundred twenty-two".