3146984 has 8 divisors (see below), whose sum is σ = 5900610. Its totient is φ = 1573488.

The previous prime is 3146953. The next prime is 3146987. The reversal of 3146984 is 4896413.

It can be written as a sum of positive squares in only one way, i.e., 2102500 + 1044484 = 1450^2 + 1022^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3146987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196679 + ... + 196694.

Almost surely, 2^3146984 is an apocalyptic number.

It is an amenable number.

3146984 is a deficient number, since it is larger than the sum of its proper divisors (2753626).

3146984 is a wasteful number, since it uses less digits than its factorization.

3146984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393379 (or 393375 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 3146984 is about 1773.9740697090. The cubic root of 3146984 is about 146.5429213348.

The spelling of 3146984 in words is "three million, one hundred forty-six thousand, nine hundred eighty-four".