1066906064 has 40 divisors (see below), whose sum is σ = 2364670080. Its totient is φ = 456812928.

The previous prime is 1066905971. The next prime is 1066906079. The reversal of 1066906064 is 4606096601.

It is a super-2 number, since 2×1066906064² = 2276577098799944192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133082 + ... + 140870.

It is an arithmetic number, because the mean of its divisors is an integer number (59116752).

Almost surely, 2^1066906064 is an apocalyptic number.

1066906064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1066906064 is an abundant number, since it is smaller than the sum of its proper divisors (1297764016).

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

1066906064 is a wasteful number, since it uses less digits than its factorization.

1066906064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9027 (or 9021 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 1066906064 is about 32663.5280396959. The cubic root of 1066906064 is about 1021.8223426547.

The spelling of 1066906064 in words is "one billion, sixty-six million, nine hundred six thousand, sixty-four".