1018044 has 18 divisors (see below), whose sum is σ = 2573480. Its totient is φ = 339336.

The previous prime is 1018021. The next prime is 1018057. The reversal of 1018044 is 4408101.

1018044 = T₂₆₁ + T₂₆₂ + ... + T₂₈₇.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14104 + ... + 14175.

2^1018044 is an apocalyptic number.

It is an amenable number.

1018044 is an abundant number, since it is smaller than the sum of its proper divisors (1555436).

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

1018044 is a wasteful number, since it uses less digits than its factorization.

1018044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28289 (or 28284 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1018044 is about 1008.9816648483. The cubic root of 1018044 is about 100.5978848793.

The spelling of 1018044 in words is "one million, eighteen thousand, forty-four".