2656450 has 12 divisors (see below), whose sum is σ = 4941090. Its totient is φ = 1062560.

The previous prime is 2656441. The next prime is 2656453. The reversal of 2656450 is 546562.

It can be written as a sum of positive squares in 3 ways, for example, as 2399401 + 257049 = 1549^2 + 507^2 .

It is a super-3 number, since 3×2656450³ = 56237524149633375000, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2656453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26515 + ... + 26614.

2^2656450 is an apocalyptic number.

2656450 is a deficient number, since it is larger than the sum of its proper divisors (2284640).

2656450 is a wasteful number, since it uses less digits than its factorization.

2656450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53141 (or 53136 counting only the distinct ones).

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

The square root of 2656450 is about 1629.8619573449. The cubic root of 2656450 is about 138.4949321956.

The spelling of 2656450 in words is "two million, six hundred fifty-six thousand, four hundred fifty".