2656146 has 8 divisors (see below), whose sum is σ = 5312304. Its totient is φ = 885380.

The previous prime is 2656141. The next prime is 2656163. The reversal of 2656146 is 6416562.

2656146 = T₃₆₆ + T₃₆₇ + ... + T₄₀₁.

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

2656146 is an admirable number.

It is a super-2 number, since 2×2656146² = 14110223146632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2656141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221340 + ... + 221351.

It is an arithmetic number, because the mean of its divisors is an integer number (664038).

2^2656146 is an apocalyptic number.

2656146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2656146 is a wasteful number, since it uses less digits than its factorization.

2656146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442696.

The product of its digits is 8640, while the sum is 30.

The square root of 2656146 is about 1629.7686952448. The cubic root of 2656146 is about 138.4896489460.

The spelling of 2656146 in words is "two million, six hundred fifty-six thousand, one hundred forty-six".