2656106 has 8 divisors (see below), whose sum is σ = 3999780. Its totient is φ = 1322848.

The previous prime is 2656099. The next prime is 2656117. The reversal of 2656106 is 6016562.

It can be written as a sum of positive squares in 2 ways, for example, as 2430481 + 225625 = 1559^2 + 475^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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, 1931 + ... + 3006.

2^2656106 is an apocalyptic number.

2656106 is a deficient number, since it is larger than the sum of its proper divisors (1343674).

2656106 is a wasteful number, since it uses less digits than its factorization.

2656106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5208.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2656106 is about 1629.7564235186. The cubic root of 2656106 is about 138.4889537516.

The spelling of 2656106 in words is "two million, six hundred fifty-six thousand, one hundred six".