2053436 has 48 divisors (see below), whose sum is σ = 4596480. Its totient is φ = 779520.

The previous prime is 2053427. The next prime is 2053439. The reversal of 2053436 is 6343502.

2053436 = T₅₅ + T₅₆ + ... + T₂₃₁.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053439) 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 15 ways as a sum of consecutive naturals, for example, 18116 + ... + 18228.

It is an arithmetic number, because the mean of its divisors is an integer number (95760).

2^2053436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2053436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2298240).

2053436 is an abundant number, since it is smaller than the sum of its proper divisors (2543044).

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

2053436 is a wasteful number, since it uses less digits than its factorization.

2053436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2053436 is about 1432.9815072080. The cubic root of 2053436 is about 127.1043431238.

Adding to 2053436 its reverse (6343502), we get a palindrome (8396938).

The spelling of 2053436 in words is "two million, fifty-three thousand, four hundred thirty-six".