2053456 has 10 divisors (see below), whose sum is σ = 3978602. Its totient is φ = 1026720.

The previous prime is 2053439. The next prime is 2053459. The reversal of 2053456 is 6543502.

It can be written as a sum of positive squares in only one way, i.e., 2005056 + 48400 = 1416^2 + 220^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2053456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053459) by changing a digit.

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 as a sum of consecutive naturals, namely, 64155 + ... + 64186.

2^2053456 is an apocalyptic number.

It is an amenable number.

2053456 is a deficient number, since it is larger than the sum of its proper divisors (1925146).

2053456 is a wasteful number, since it uses less digits than its factorization.

2053456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128349 (or 128343 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2053456 is about 1432.9884856481. The cubic root of 2053456 is about 127.1047557783.

Adding to 2053456 its reverse (6543502), we get a palindrome (8596958).

The spelling of 2053456 in words is "two million, fifty-three thousand, four hundred fifty-six".