2066426 has 8 divisors (see below), whose sum is σ = 3110484. Its totient is φ = 1029600.

The previous prime is 2066419. The next prime is 2066437. The reversal of 2066426 is 6246602.

It can be written as a sum of positive squares in 2 ways, for example, as 1575025 + 491401 = 1255^2 + 701^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2066395 and 2066404.

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, 1025 + ... + 2276.

2^2066426 is an apocalyptic number.

2066426 is a deficient number, since it is larger than the sum of its proper divisors (1044058).

2066426 is a wasteful number, since it uses less digits than its factorization.

2066426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3616.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 2066426 is about 1437.5068695488. The cubic root of 2066426 is about 127.3717998845.

The spelling of 2066426 in words is "two million, sixty-six thousand, four hundred twenty-six".