1064950440 has 128 divisors (see below), whose sum is σ = 3368632320. Its totient is φ = 268934400.

The previous prime is 1064950423. The next prime is 1064950451. The reversal of 1064950440 is 440594601.

It is a super-2 number, since 2×1064950440² = 2268238879312387200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171795 + ... + 177885.

It is an arithmetic number, because the mean of its divisors is an integer number (26317440).

Almost surely, 2^1064950440 is an apocalyptic number.

1064950440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1064950440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1684316160).

1064950440 is an abundant number, since it is smaller than the sum of its proper divisors (2303681880).

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

1064950440 is a wasteful number, since it uses less digits than its factorization.

1064950440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6183 (or 6179 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1064950440 is about 32633.5784124267. The cubic root of 1064950440 is about 1021.1976320822.

The spelling of 1064950440 in words is "one billion, sixty-four million, nine hundred fifty thousand, four hundred forty".