1064665 has 16 divisors (see below), whose sum is σ = 1537920. Its totient is φ = 691200.

The previous prime is 1064653. The next prime is 1064669. The reversal of 1064665 is 5664601.

It is not a de Polignac number, because 1064665 - 2⁹ = 1064153 is a prime.

It is a super-2 number, since 2×1064665² = 2267023124450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1064669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136 + ... + 1465.

It is an arithmetic number, because the mean of its divisors is an integer number (96120).

2^1064665 is an apocalyptic number.

It is an amenable number.

1064665 is a deficient number, since it is larger than the sum of its proper divisors (473255).

1064665 is a wasteful number, since it uses less digits than its factorization.

1064665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1064665 is about 1031.8260512315. The cubic root of 1064665 is about 102.1106386303.

The spelling of 1064665 in words is "one million, sixty-four thousand, six hundred sixty-five".