1066406744 has 16 divisors (see below), whose sum is σ = 2153321520. Its totient is φ = 492187680.

The previous prime is 1066406743. The next prime is 1066406771. The reversal of 1066406744 is 4476046601.

It is a super-2 number, since 2×1066406744² = 2274446687297363072, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066406698 and 1066406707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066406743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5126852 + ... + 5127059.

It is an arithmetic number, because the mean of its divisors is an integer number (134582595).

Almost surely, 2^1066406744 is an apocalyptic number.

It is an amenable number.

1066406744 is an abundant number, since it is smaller than the sum of its proper divisors (1086914776).

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

1066406744 is a wasteful number, since it uses less digits than its factorization.

1066406744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10253930 (or 10253926 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 1066406744 is about 32655.8837577549. The cubic root of 1066406744 is about 1021.6629109531.

The spelling of 1066406744 in words is "one billion, sixty-six million, four hundred six thousand, seven hundred forty-four".