1648294484 has 6 divisors (see below), whose sum is σ = 2884515354. Its totient is φ = 824147240.

The previous prime is 1648294457. The next prime is 1648294493. The reversal of 1648294484 is 4844928461.

It can be written as a sum of positive squares in only one way, i.e., 1534445584 + 113848900 = 39172^2 + 10670^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206036807 + ... + 206036814.

It is an arithmetic number, because the mean of its divisors is an integer number (480752559).

Almost surely, 2^1648294484 is an apocalyptic number.

It is an amenable number.

1648294484 is a deficient number, since it is larger than the sum of its proper divisors (1236220870).

1648294484 is a wasteful number, since it uses less digits than its factorization.

1648294484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412073625 (or 412073623 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 50.

The square root of 1648294484 is about 40599.1931446919. The cubic root of 1648294484 is about 1181.2584687242.

The spelling of 1648294484 in words is "one billion, six hundred forty-eight million, two hundred ninety-four thousand, four hundred eighty-four".