2153456 has 10 divisors (see below), whose sum is σ = 4172352. Its totient is φ = 1076720.

The previous prime is 2153449. The next prime is 2153471. The reversal of 2153456 is 6543512.

2153456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 67280 + ... + 67311.

2^2153456 is an apocalyptic number.

It is an amenable number.

2153456 is a deficient number, since it is larger than the sum of its proper divisors (2018896).

2153456 is a wasteful number, since it uses less digits than its factorization.

2153456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134599 (or 134593 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 2153456 is about 1467.4658428734. The cubic root of 2153456 is about 129.1354065640.

Adding to 2153456 its reverse (6543512), we get a palindrome (8696968).

The spelling of 2153456 in words is "two million, one hundred fifty-three thousand, four hundred fifty-six".