842266648 has 16 divisors (see below), whose sum is σ = 1602821880. Its totient is φ = 414847488.

The previous prime is 842266639. The next prime is 842266661. The reversal of 842266648 is 846662248.

It is a junction number, because it is equal to n+sod(n) for n = 842266598 and 842266607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785161 + ... + 786232.

Almost surely, 2^842266648 is an apocalyptic number.

It is an amenable number.

842266648 is a deficient number, since it is larger than the sum of its proper divisors (760555232).

842266648 is a wasteful number, since it uses less digits than its factorization.

842266648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571466 (or 1571462 counting only the distinct ones).

The product of its digits is 884736, while the sum is 46.

The square root of 842266648 is about 29021.8305418525. The cubic root of 842266648 is about 944.3867125505.

The spelling of 842266648 in words is "eight hundred forty-two million, two hundred sixty-six thousand, six hundred forty-eight".