1064009320 has 32 divisors (see below), whose sum is σ = 2611660320. Its totient is φ = 386912320.

The previous prime is 1064009293. The next prime is 1064009321. The reversal of 1064009320 is 239004601.

It is a super-2 number, since 2×1064009320² = 2264231666093724800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1064009321) 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, 1208662 + ... + 1209541.

It is an arithmetic number, because the mean of its divisors is an integer number (81614385).

Almost surely, 2^1064009320 is an apocalyptic number.

1064009320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1064009320 is an abundant number, since it is smaller than the sum of its proper divisors (1547651000).

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

1064009320 is a wasteful number, since it uses less digits than its factorization.

1064009320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418225 (or 2418221 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1064009320 is about 32619.1557217534. The cubic root of 1064009320 is about 1020.8967251966.

The spelling of 1064009320 in words is "one billion, sixty-four million, nine thousand, three hundred twenty".