3125944406 has 16 divisors (see below), whose sum is σ = 5120726688. Its totient is φ = 1422422400.

The previous prime is 3125944397. The next prime is 3125944417. The reversal of 3125944406 is 6044495213.

It is a self number, because there is not a number n which added to its sum of digits gives 3125944406.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 844835 + ... + 848526.

It is an arithmetic number, because the mean of its divisors is an integer number (320045418).

Almost surely, 2^3125944406 is an apocalyptic number.

3125944406 is a deficient number, since it is larger than the sum of its proper divisors (1994782282).

3125944406 is a wasteful number, since it uses less digits than its factorization.

3125944406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693447.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 3125944406 is about 55910.1458234550. The cubic root of 3125944406 is about 1462.1561321338.

The spelling of 3125944406 in words is "three billion, one hundred twenty-five million, nine hundred forty-four thousand, four hundred six".