1066903936 has 128 divisors (see below), whose sum is σ = 2547486720. Its totient is φ = 435456000.

The previous prime is 1066903883. The next prime is 1066904081. The reversal of 1066903936 is 6393096601.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×1066903936² = 2276568017304584192, which contains 22 as substring.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1066903892 and 1066903901.

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, 1971826 + ... + 1972366.

It is an arithmetic number, because the mean of its divisors is an integer number (19902240).

Almost surely, 2^1066903936 is an apocalyptic number.

1066903936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1066903936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1273743360).

1066903936 is an abundant number, since it is smaller than the sum of its proper divisors (1480582784).

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

1066903936 is an equidigital number, since it uses as much as digits as its factorization.

1066903936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 1066903936 is about 32663.4954651213. The cubic root of 1066903936 is about 1021.8216632949.

The spelling of 1066903936 in words is "one billion, sixty-six million, nine hundred three thousand, nine hundred thirty-six".