3120838 has 16 divisors (see below), whose sum is σ = 5481504. Its totient is φ = 1304640.

The previous prime is 3120833. The next prime is 3120841. The reversal of 3120838 is 8380213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120833) 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, 2145 + ... + 3292.

It is an arithmetic number, because the mean of its divisors is an integer number (342594).

Almost surely, 2^3120838 is an apocalyptic number.

3120838 is a deficient number, since it is larger than the sum of its proper divisors (2360666).

3120838 is a wasteful number, since it uses less digits than its factorization.

3120838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5487.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 3120838 is about 1766.5893693782. The cubic root of 3120838 is about 146.1359526784.

The spelling of 3120838 in words is "three million, one hundred twenty thousand, eight hundred thirty-eight".