1066992626 has 32 divisors (see below), whose sum is σ = 1877344128. Its totient is φ = 445294080.

The previous prime is 1066992623. The next prime is 1066992649. The reversal of 1066992626 is 6262996601.

It is a super-2 number, since 2×1066992626² = 2276946527876751752, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1066992623) 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 15 ways as a sum of consecutive naturals, for example, 209996 + ... + 215016.

It is an arithmetic number, because the mean of its divisors is an integer number (58667004).

Almost surely, 2^1066992626 is an apocalyptic number.

1066992626 is a deficient number, since it is larger than the sum of its proper divisors (810351502).

1066992626 is a wasteful number, since it uses less digits than its factorization.

1066992626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5426.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 1066992626 is about 32664.8530687037. The cubic root of 1066992626 is about 1021.8499766382.

The spelling of 1066992626 in words is "one billion, sixty-six million, nine hundred ninety-two thousand, six hundred twenty-six".