1065830 has 16 divisors (see below), whose sum is σ = 1955664. Its totient is φ = 418080.

The previous prime is 1065829. The next prime is 1065839. The reversal of 1065830 is 385601.

It is a super-2 number, since 2×1065830² = 2271987177800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1065796 and 1065805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065839) 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, 476 + ... + 1535.

It is an arithmetic number, because the mean of its divisors is an integer number (122229).

2^1065830 is an apocalyptic number.

1065830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1065830 is a deficient number, since it is larger than the sum of its proper divisors (889834).

1065830 is a wasteful number, since it uses less digits than its factorization.

1065830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1065830 is about 1032.3904300215. The cubic root of 1065830 is about 102.1478695998.

The spelling of 1065830 in words is "one million, sixty-five thousand, eight hundred thirty".