1066425504 has 96 divisors (see below), whose sum is σ = 2975797440. Its totient is φ = 333238272.

The previous prime is 1066425491. The next prime is 1066425511. The reversal of 1066425504 is 4055246601.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×1066425504² = 2274526711163308032, which contains 22 as substring.

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, 460702 + ... + 463010.

It is an arithmetic number, because the mean of its divisors is an integer number (30997890).

Almost surely, 2^1066425504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1066425504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1487898720).

1066425504 is an abundant number, since it is smaller than the sum of its proper divisors (1909371936).

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

1066425504 is a wasteful number, since it uses less digits than its factorization.

1066425504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622 (or 2614 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 1066425504 is about 32656.1709941628. The cubic root of 1066425504 is about 1021.6689018766.

The spelling of 1066425504 in words is "one billion, sixty-six million, four hundred twenty-five thousand, five hundred four".