1001064 has 32 divisors (see below), whose sum is σ = 2553120. Its totient is φ = 326976.

The previous prime is 1001041. The next prime is 1001069. The reversal of 1001064 is 4601001.

1001064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (1001069) 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, 879 + ... + 1665.

It is an arithmetic number, because the mean of its divisors is an integer number (79785).

2^1001064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1001064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1276560).

1001064 is an abundant number, since it is smaller than the sum of its proper divisors (1552056).

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

1001064 is a wasteful number, since it uses less digits than its factorization.

1001064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849 (or 845 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1001064 is about 1000.5318585632. The cubic root of 1001064 is about 100.0354540953.

Adding to 1001064 its reverse (4601001), we get a palindrome (5602065).

The spelling of 1001064 in words is "one million, one thousand, sixty-four".