1066857048 has 64 divisors (see below), whose sum is σ = 2966544000. Its totient is φ = 355252896.

The previous prime is 1066857037. The next prime is 1066857073. The reversal of 1066857048 is 8407586601.

It is a happy number.

1066857048 is a `hidden beast` number, since 10 + 6 + 68 + 570 + 4 + 8 = 666.

It is a super-2 number, since 2×1066857048² = 2276367921734548608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066856994 and 1066857012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280423 + ... + 284201.

It is an arithmetic number, because the mean of its divisors is an integer number (46352250).

Almost surely, 2^1066857048 is an apocalyptic number.

1066857048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1066857048 is an abundant number, since it is smaller than the sum of its proper divisors (1899686952).

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

1066857048 is a wasteful number, since it uses less digits than its factorization.

1066857048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5101 (or 5091 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 1066857048 is about 32662.7777140892. Note that the first 4 decimals coincide. The cubic root of 1066857048 is about 1021.8066941634.

The spelling of 1066857048 in words is "one billion, sixty-six million, eight hundred fifty-seven thousand, forty-eight".