2162456 has 8 divisors (see below), whose sum is σ = 4054620. Its totient is φ = 1081224.

The previous prime is 2162449. The next prime is 2162497. The reversal of 2162456 is 6542612.

2162456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×2162456³ = 30336333727679144448, which contains 333 as substring.

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, 135146 + ... + 135161.

2^2162456 is an apocalyptic number.

It is an amenable number.

2162456 is a deficient number, since it is larger than the sum of its proper divisors (1892164).

2162456 is a wasteful number, since it uses less digits than its factorization.

2162456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270313 (or 270309 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 2162456 is about 1470.5291564604. The cubic root of 2162456 is about 129.3150562852.

The spelling of 2162456 in words is "two million, one hundred sixty-two thousand, four hundred fifty-six".