2656466 has 16 divisors (see below), whose sum is σ = 4276800. Its totient is φ = 1233648.

The previous prime is 2656457. The next prime is 2656499. The reversal of 2656466 is 6646562.

2656466 = T₄₀ + T₄₁ + ... + T₂₅₁.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1355 + ... + 2673.

It is an arithmetic number, because the mean of its divisors is an integer number (267300).

2^2656466 is an apocalyptic number.

2656466 is a deficient number, since it is larger than the sum of its proper divisors (1620334).

2656466 is a wasteful number, since it uses less digits than its factorization.

2656466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393.

The product of its digits is 51840, while the sum is 35.

The square root of 2656466 is about 1629.8668657286. The cubic root of 2656466 is about 138.4952102502.

The spelling of 2656466 in words is "two million, six hundred fifty-six thousand, four hundred sixty-six".