3149894380 has 48 divisors (see below), whose sum is σ = 6672111264. Its totient is φ = 1249088000.

The previous prime is 3149894369. The next prime is 3149894443. The reversal of 3149894380 is 834989413.

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, 1168314 + ... + 1171006.

It is an arithmetic number, because the mean of its divisors is an integer number (139002318).

Almost surely, 2^3149894380 is an apocalyptic number.

It is an amenable number.

3149894380 is an abundant number, since it is smaller than the sum of its proper divisors (3522216884).

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

3149894380 is a wasteful number, since it uses less digits than its factorization.

3149894380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186 (or 3184 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 3149894380 is about 56123.9198559758. The cubic root of 3149894380 is about 1465.8808247731.

The spelling of 3149894380 in words is "three billion, one hundred forty-nine million, eight hundred ninety-four thousand, three hundred eighty".