211280048 has 40 divisors (see below), whose sum is σ = 476674848. Its totient is φ = 88837632.

The previous prime is 211280039. The next prime is 211280053. The reversal of 211280048 is 840082112.

It is a junction number, because it is equal to n+sod(n) for n = 211279999 and 211280026.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11861 + ... + 23732.

Almost surely, 2^211280048 is an apocalyptic number.

211280048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

211280048 is an abundant number, since it is smaller than the sum of its proper divisors (265394800).

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

211280048 is a wasteful number, since it uses less digits than its factorization.

211280048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35661 (or 35655 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 211280048 is about 14535.4754996182. The cubic root of 211280048 is about 595.5974489931.

The spelling of 211280048 in words is "two hundred eleven million, two hundred eighty thousand, forty-eight".