1064582440 has 16 divisors (see below), whose sum is σ = 2395310580. Its totient is φ = 425832960.

The previous prime is 1064582437. The next prime is 1064582443. The reversal of 1064582440 is 442854601.

It is an interprime number because it is at equal distance from previous prime (1064582437) and next prime (1064582443).

It can be written as a sum of positive squares in 2 ways, for example, as 1031565924 + 33016516 = 32118^2 + 5746^2 .

It is a super-2 number, since 2×1064582440² = 2266671543112707200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1064582396 and 1064582405.

It is not an unprimeable number, because it can be changed into a prime (1064582443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13307241 + ... + 13307320.

Almost surely, 2^1064582440 is an apocalyptic number.

1064582440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1064582440 is an abundant number, since it is smaller than the sum of its proper divisors (1330728140).

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

1064582440 is a wasteful number, since it uses less digits than its factorization.

1064582440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26614572 (or 26614568 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 1064582440 is about 32627.9395610572. The cubic root of 1064582440 is about 1021.0799915456.

The spelling of 1064582440 in words is "one billion, sixty-four million, five hundred eighty-two thousand, four hundred forty".