1064327380 has 24 divisors (see below), whose sum is σ = 2238759432. Its totient is φ = 425031552.

The previous prime is 1064327353. The next prime is 1064327387. The reversal of 1064327380 is 837234601.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4955076 + 1059372304 = 2226^2 + 32548^2 .

It is a super-2 number, since 2×1064327380² = 2265585543635328800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064327387) 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, 31147 + ... + 55666.

It is an arithmetic number, because the mean of its divisors is an integer number (93281643).

Almost surely, 2^1064327380 is an apocalyptic number.

1064327380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1064327380 is an abundant number, since it is smaller than the sum of its proper divisors (1174432052).

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

1064327380 is a wasteful number, since it uses less digits than its factorization.

1064327380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87435 (or 87433 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 1064327380 is about 32624.0307135706. The cubic root of 1064327380 is about 1020.9984392378.

The spelling of 1064327380 in words is "one billion, sixty-four million, three hundred twenty-seven thousand, three hundred eighty".