1849226648 has 8 divisors (see below), whose sum is σ = 3467299980. Its totient is φ = 924613320.

The previous prime is 1849226647. The next prime is 1849226677. The reversal of 1849226648 is 8466229481.

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

It is a junction number, because it is equal to n+sod(n) for n = 1849226596 and 1849226605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1849226647) by changing a digit.

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, 115576658 + ... + 115576673.

Almost surely, 2^1849226648 is an apocalyptic number.

It is an amenable number.

1849226648 is a deficient number, since it is larger than the sum of its proper divisors (1618073332).

1849226648 is a wasteful number, since it uses less digits than its factorization.

1849226648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231153337 (or 231153333 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 50.

The square root of 1849226648 is about 43002.6353611032. The cubic root of 1849226648 is about 1227.4299451062.

The spelling of 1849226648 in words is "one billion, eight hundred forty-nine million, two hundred twenty-six thousand, six hundred forty-eight".