1066626794 has 16 divisors (see below), whose sum is σ = 1670241600. Its totient is φ = 509900160.

The previous prime is 1066626793. The next prime is 1066626797. The reversal of 1066626794 is 4976266601.

It is a super-2 number, since 2×1066626794² = 2275385435357436872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066626793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151157 + ... + 158055.

It is an arithmetic number, because the mean of its divisors is an integer number (104390100).

Almost surely, 2^1066626794 is an apocalyptic number.

1066626794 is a deficient number, since it is larger than the sum of its proper divisors (603614806).

1066626794 is a wasteful number, since it uses less digits than its factorization.

1066626794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10285.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 1066626794 is about 32659.2528083543. The cubic root of 1066626794 is about 1021.7331785325.

The spelling of 1066626794 in words is "one billion, sixty-six million, six hundred twenty-six thousand, seven hundred ninety-four".