3149706 has 32 divisors (see below), whose sum is σ = 7580160. Its totient is φ = 852336.

The previous prime is 3149683. The next prime is 3149747. The reversal of 3149706 is 6079413.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1176 + ... + 2771.

It is an arithmetic number, because the mean of its divisors is an integer number (236880).

Almost surely, 2^3149706 is an apocalyptic number.

3149706 is an abundant number, since it is smaller than the sum of its proper divisors (4430454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3149706 is a wasteful number, since it uses less digits than its factorization.

3149706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 3149706 is about 1774.7411078802. The cubic root of 3149706 is about 146.5851601768.

The spelling of 3149706 in words is "three million, one hundred forty-nine thousand, seven hundred six".