1064009 has 8 divisors (see below), whose sum is σ = 1105800. Its totient is φ = 1022976.

The previous prime is 1063999. The next prime is 1064017. The reversal of 1064009 is 9004601.

1064009 = T₃₇ + T₃₈ + ... + T₁₈₅.

It can be written as a sum of positive squares in 4 ways, for example, as 73984 + 990025 = 272^2 + 995^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-1064009 is a prime.

It is a super-2 number, since 2×1064009² = 2264230304162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064029) 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, 5417 + ... + 5609.

It is an arithmetic number, because the mean of its divisors is an integer number (138225).

2^1064009 is an apocalyptic number.

It is an amenable number.

1064009 is a deficient number, since it is larger than the sum of its proper divisors (41791).

1064009 is a wasteful number, since it uses less digits than its factorization.

1064009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1064009 is about 1031.5081192119. The cubic root of 1064009 is about 102.0896622852.

The spelling of 1064009 in words is "one million, sixty-four thousand, nine".