1066825422 has 48 divisors (see below), whose sum is σ = 2597501088. Its totient is φ = 313980480.

The previous prime is 1066825421. The next prime is 1066825451. The reversal of 1066825422 is 2245286601.

It is a happy number.

1066825422 is a `hidden beast` number, since 106 + 6 + 8 + 2 + 542 + 2 = 666.

It is a super-2 number, since 2×1066825422² = 2276232962050956168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066825421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93729 + ... + 104492.

It is an arithmetic number, because the mean of its divisors is an integer number (54114606).

Almost surely, 2^1066825422 is an apocalyptic number.

1066825422 is an abundant number, since it is smaller than the sum of its proper divisors (1530675666).

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

1066825422 is a wasteful number, since it uses less digits than its factorization.

1066825422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198265 (or 198262 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 1066825422 is about 32662.2935814373. The cubic root of 1066825422 is about 1021.7965972224.

The spelling of 1066825422 in words is "one billion, sixty-six million, eight hundred twenty-five thousand, four hundred twenty-two".