2016626 has 8 divisors (see below), whose sum is σ = 3098844. Its totient is φ = 983680.

The previous prime is 2016607. The next prime is 2016653. The reversal of 2016626 is 6266102.

It can be written as a sum of positive squares in 2 ways, for example, as 1525225 + 491401 = 1235^2 + 701^2 .

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

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, 12215 + ... + 12378.

2^2016626 is an apocalyptic number.

2016626 is a deficient number, since it is larger than the sum of its proper divisors (1082218).

2016626 is a wasteful number, since it uses less digits than its factorization.

2016626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24636.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2016626 is about 1420.0795752351. The cubic root of 2016626 is about 126.3402661327.

It can be divided in two parts, 20 and 16626, that multiplied together give a triangular number (332520 = T₈₁₅).

The spelling of 2016626 in words is "two million, sixteen thousand, six hundred twenty-six".