3116745 has 16 divisors (see below), whose sum is σ = 5541120. Its totient is φ = 1662192.

The previous prime is 3116719. The next prime is 3116747. The reversal of 3116745 is 5476113.

It is not a de Polignac number, because 3116745 - 2⁹ = 3116233 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3116747) 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 15 ways as a sum of consecutive naturals, for example, 11409 + ... + 11678.

It is an arithmetic number, because the mean of its divisors is an integer number (346320).

Almost surely, 2^3116745 is an apocalyptic number.

It is an amenable number.

3116745 is a deficient number, since it is larger than the sum of its proper divisors (2424375).

3116745 is a wasteful number, since it uses less digits than its factorization.

3116745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23101 (or 23095 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 3116745 is about 1765.4305423890. The cubic root of 3116745 is about 146.0720386345.

It can be divided in two parts, 311 and 6745, that added together give a square (7056 = 84²).

The spelling of 3116745 in words is "three million, one hundred sixteen thousand, seven hundred forty-five".