1066338652 has 12 divisors (see below), whose sum is σ = 1873902240. Its totient is φ = 530938016.

The previous prime is 1066338649. The next prime is 1066338661. The reversal of 1066338652 is 2568336601.

It is a super-2 number, since 2×1066338652² = 2274156241498354208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 556753 + ... + 558664.

It is an arithmetic number, because the mean of its divisors is an integer number (156158520).

Almost surely, 2^1066338652 is an apocalyptic number.

It is an amenable number.

1066338652 is a deficient number, since it is larger than the sum of its proper divisors (807563588).

1066338652 is a wasteful number, since it uses less digits than its factorization.

1066338652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115660 (or 1115658 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 1066338652 is about 32654.8411724816. The cubic root of 1066338652 is about 1021.6411654818.

The spelling of 1066338652 in words is "one billion, sixty-six million, three hundred thirty-eight thousand, six hundred fifty-two".