1065432 has 32 divisors (see below), whose sum is σ = 2695680. Its totient is φ = 350880.

The previous prime is 1065409. The next prime is 1065433. The reversal of 1065432 is 2345601.

It is a happy number.

It is a super-2 number, since 2×1065432² = 2270290693248, which contains 22 as substring.

It is a Smith number, since the sum of its digits (21) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1065399 and 1065408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2257 + ... + 2687.

It is an arithmetic number, because the mean of its divisors is an integer number (84240).

2^1065432 is an apocalyptic number.

1065432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1065432 is an abundant number, since it is smaller than the sum of its proper divisors (1630248).

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

1065432 is a wasteful number, since it uses less digits than its factorization.

1065432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1065432 is about 1032.1976554905. The cubic root of 1065432 is about 102.1351534025.

The spelling of 1065432 in words is "one million, sixty-five thousand, four hundred thirty-two".