2065456 has 20 divisors (see below), whose sum is σ = 4030992. Its totient is φ = 1025216.

The previous prime is 2065429. The next prime is 2065489. The reversal of 2065456 is 6545602.

It is a super-2 number, since 2×2065456² = 8532216975872, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2⁷ + 0 + 6 + 5 + 4⁸ + 5⁹ + 6⁶ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2286 + ... + 3058.

2^2065456 is an apocalyptic number.

It is an amenable number.

2065456 is a deficient number, since it is larger than the sum of its proper divisors (1965536).

2065456 is a wasteful number, since it uses less digits than its factorization.

2065456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948 (or 942 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2065456 is about 1437.1694402540. The cubic root of 2065456 is about 127.3518669209.

The spelling of 2065456 in words is "two million, sixty-five thousand, four hundred fifty-six".