3126663 has 12 divisors (see below), whose sum is σ = 4579120. Its totient is φ = 2055456.

The previous prime is 3126661. The next prime is 3126667. The reversal of 3126663 is 3666213.

It is not a de Polignac number, because 3126663 - 2¹ = 3126661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3126661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1723 + ... + 3036.

Almost surely, 2^3126663 is an apocalyptic number.

3126663 is a deficient number, since it is larger than the sum of its proper divisors (1452457).

3126663 is a wasteful number, since it uses less digits than its factorization.

3126663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4838 (or 4835 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 3126663 is about 1768.2372578362. The cubic root of 3126663 is about 146.2268163996.

It can be divided in two parts, 31266 and 63, that added together give a square (31329 = 177²).

The spelling of 3126663 in words is "three million, one hundred twenty-six thousand, six hundred sixty-three".