1065868432 has 20 divisors (see below), whose sum is σ = 2083399020. Its totient is φ = 528217088.

The previous prime is 1065868429. The next prime is 1065868451. The reversal of 1065868432 is 2348685601.

It can be written as a sum of positive squares in 2 ways, for example, as 389036176 + 676832256 = 19724^2 + 26016^2 .

It is a super-2 number, since 2×1065868432² = 2272151028668277248, which contains 22 as substring.

It is an unprimeable number.

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, 292957 + ... + 296572.

It is an arithmetic number, because the mean of its divisors is an integer number (104169951).

Almost surely, 2^1065868432 is an apocalyptic number.

It is an amenable number.

1065868432 is a deficient number, since it is larger than the sum of its proper divisors (1017530588).

1065868432 is a wasteful number, since it uses less digits than its factorization.

1065868432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589650 (or 589644 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 1065868432 is about 32647.6405273030. The cubic root of 1065868432 is about 1021.4909734397.

The spelling of 1065868432 in words is "one billion, sixty-five million, eight hundred sixty-eight thousand, four hundred thirty-two".