1066046436 has 72 divisors (see below), whose sum is σ = 3316599104. Its totient is φ = 281154240.

The previous prime is 1066046381. The next prime is 1066046437. The reversal of 1066046436 is 6346406601.

1066046436 is a `hidden beast` number, since 1 + 0 + 6 + 6 + 0 + 4 + 643 + 6 = 666.

It is a super-2 number, since 2×1066046436² = 2272910007416604192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1066046436.

It is not an unprimeable number, because it can be changed into a prime (1066046437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159430 + ... + 165981.

Almost surely, 2^1066046436 is an apocalyptic number.

It is an amenable number.

1066046436 is an abundant number, since it is smaller than the sum of its proper divisors (2250552668).

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

1066046436 is a wasteful number, since it uses less digits than its factorization.

1066046436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325441 (or 325436 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 1066046436 is about 32650.3665523069. The cubic root of 1066046436 is about 1021.5478345409.

The spelling of 1066046436 in words is "one billion, sixty-six million, forty-six thousand, four hundred thirty-six".