1648321346 has 16 divisors (see below), whose sum is σ = 2827543680. Its totient is φ = 705960960.

The previous prime is 1648321277. The next prime is 1648321361. The reversal of 1648321346 is 6431238461.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15935 + ... + 59586.

It is an arithmetic number, because the mean of its divisors is an integer number (176721480).

Almost surely, 2^1648321346 is an apocalyptic number.

1648321346 is a deficient number, since it is larger than the sum of its proper divisors (1179222334).

1648321346 is a wasteful number, since it uses less digits than its factorization.

1648321346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77089.

The product of its digits is 82944, while the sum is 38.

The square root of 1648321346 is about 40599.5239627265. The cubic root of 1648321346 is about 1181.2648856182.

The spelling of 1648321346 in words is "one billion, six hundred forty-eight million, three hundred twenty-one thousand, three hundred forty-six".