3126745 has 8 divisors (see below), whose sum is σ = 3839616. Its totient is φ = 2443056.

The previous prime is 3126743. The next prime is 3126749. The reversal of 3126745 is 5476213.

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

It is a cyclic number.

It is not a de Polignac number, because 3126745 - 2¹ = 3126743 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3126743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7057 + ... + 7486.

It is an arithmetic number, because the mean of its divisors is an integer number (479952).

Almost surely, 2^3126745 is an apocalyptic number.

It is an amenable number.

3126745 is a deficient number, since it is larger than the sum of its proper divisors (712871).

3126745 is a wasteful number, since it uses less digits than its factorization.

3126745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14591.

The product of its digits is 5040, while the sum is 28.

The square root of 3126745 is about 1768.2604446178. The cubic root of 3126745 is about 146.2280947054.

The spelling of 3126745 in words is "three million, one hundred twenty-six thousand, seven hundred forty-five".