3149912 has 8 divisors (see below), whose sum is σ = 5906100. Its totient is φ = 1574952.

The previous prime is 3149911. The next prime is 3149917. The reversal of 3149912 is 2199413.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3149911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196862 + ... + 196877.

Almost surely, 2^3149912 is an apocalyptic number.

It is an amenable number.

3149912 is a deficient number, since it is larger than the sum of its proper divisors (2756188).

3149912 is a wasteful number, since it uses less digits than its factorization.

3149912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393745 (or 393741 counting only the distinct ones).

The product of its digits is 1944, while the sum is 29.

The square root of 3149912 is about 1774.7991435653. The cubic root of 3149912 is about 146.5883558068.

The spelling of 3149912 in words is "three million, one hundred forty-nine thousand, nine hundred twelve".