1065642706 has 8 divisors (see below), whose sum is σ = 1598791680. Its totient is φ = 532712148.

The previous prime is 1065642691. The next prime is 1065642707. The reversal of 1065642706 is 6072465601.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1065642706² = 2271188753702004872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065642707) 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, 41806 + ... + 62281.

It is an arithmetic number, because the mean of its divisors is an integer number (199848960).

Almost surely, 2^1065642706 is an apocalyptic number.

1065642706 is a deficient number, since it is larger than the sum of its proper divisors (533148974).

1065642706 is a wasteful number, since it uses less digits than its factorization.

1065642706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109208.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 1065642706 is about 32644.1833409874. The cubic root of 1065642706 is about 1021.4188590513.

The spelling of 1065642706 in words is "one billion, sixty-five million, six hundred forty-two thousand, seven hundred six".