1066839376 has 20 divisors (see below), whose sum is σ = 2070245844. Its totient is φ = 532582400.

The previous prime is 1066839373. The next prime is 1066839377. The reversal of 1066839376 is 6739386601.

It can be written as a sum of positive squares in 2 ways, for example, as 874739776 + 192099600 = 29576^2 + 13860^2 .

It is a super-2 number, since 2×1066839376² = 2276292508368138752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066839373) 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 3 ways as a sum of consecutive naturals, for example, 41755 + ... + 62266.

Almost surely, 2^1066839376 is an apocalyptic number.

1066839376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1066839376 is a deficient number, since it is larger than the sum of its proper divisors (1003406468).

1066839376 is a wasteful number, since it uses less digits than its factorization.

1066839376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104670 (or 104664 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 49.

The square root of 1066839376 is about 32662.5071909674. The cubic root of 1066839376 is about 1021.8010522117.

The spelling of 1066839376 in words is "one billion, sixty-six million, eight hundred thirty-nine thousand, three hundred seventy-six".