1064480320 has 56 divisors (see below), whose sum is σ = 2668219200. Its totient is φ = 403379712.

The previous prime is 1064480281. The next prime is 1064480321. The reversal of 1064480320 is 230844601.

It is a super-2 number, since 2×1064480320² = 2266236703334604800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1064480321) 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, 81460 + ... + 93619.

Almost surely, 2^1064480320 is an apocalyptic number.

1064480320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1064480320 is an abundant number, since it is smaller than the sum of its proper divisors (1603738880).

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

1064480320 is a wasteful number, since it uses less digits than its factorization.

1064480320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175115 (or 175105 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 1064480320 is about 32626.3746070568. The cubic root of 1064480320 is about 1021.0473414914.

The spelling of 1064480320 in words is "one billion, sixty-four million, four hundred eighty thousand, three hundred twenty".