1066425506 has 8 divisors (see below), whose sum is σ = 1601066064. Its totient is φ = 532736820.

The previous prime is 1066425491. The next prime is 1066425511. The reversal of 1066425506 is 6055246601.

1066425506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1066425506² = 2274526719694712072, which contains 22 as substring.

It is a Curzon 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, 235160 + ... + 239651.

It is an arithmetic number, because the mean of its divisors is an integer number (200133258).

Almost surely, 2^1066425506 is an apocalyptic number.

1066425506 is a deficient number, since it is larger than the sum of its proper divisors (534640558).

1066425506 is a wasteful number, since it uses less digits than its factorization.

1066425506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475936.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1066425506 is about 32656.1710247849. The cubic root of 1066425506 is about 1021.6689025153.

The spelling of 1066425506 in words is "one billion, sixty-six million, four hundred twenty-five thousand, five hundred six".