3138126 has 8 divisors (see below), whose sum is σ = 6276264. Its totient is φ = 1046040.

The previous prime is 3138103. The next prime is 3138127. The reversal of 3138126 is 6218313.

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

3138126 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3138096 and 3138105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3138127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261505 + ... + 261516.

It is an arithmetic number, because the mean of its divisors is an integer number (784533).

Almost surely, 2^3138126 is an apocalyptic number.

3138126 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.

3138126 is a wasteful number, since it uses less digits than its factorization.

3138126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523026.

The product of its digits is 864, while the sum is 24.

The square root of 3138126 is about 1771.4756560563. The cubic root of 3138126 is about 146.4052978166.

The spelling of 3138126 in words is "three million, one hundred thirty-eight thousand, one hundred twenty-six".