1083642 has 16 divisors (see below), whose sum is σ = 2476992. Its totient is φ = 309600.

The previous prime is 1083613. The next prime is 1083659. The reversal of 1083642 is 2463801.

It is a happy number.

It is a d-powerful number, because it can be written as 1 + 0 + 8⁵ + 3⁵ + 6 + 4¹⁰ + 2¹¹ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12859 + ... + 12942.

It is an arithmetic number, because the mean of its divisors is an integer number (154812).

2^1083642 is an apocalyptic number.

1083642 is an abundant number, since it is smaller than the sum of its proper divisors (1393350).

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

1083642 is a wasteful number, since it uses less digits than its factorization.

1083642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25813.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1083642 is about 1040.9812678430. The cubic root of 1083642 is about 102.7137557830.

It can be divided in two parts, 10836 and 42, that added together give a triangular number (10878 = T₁₄₇).

The spelling of 1083642 in words is "one million, eighty-three thousand, six hundred forty-two".