1043040 has 96 divisors (see below), whose sum is σ = 3429216. Its totient is φ = 266240.

The previous prime is 1043023. The next prime is 1043047. The reversal of 1043040 is 403401.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043047) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 19654 + ... + 19706.

It is an arithmetic number, because the mean of its divisors is an integer number (35721).

2^1043040 is an apocalyptic number.

1043040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1714608).

1043040 is an abundant number, since it is smaller than the sum of its proper divisors (2386176).

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

1043040 is a wasteful number, since it uses less digits than its factorization.

1043040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1043040 is about 1021.2932977358. The cubic root of 1043040 is about 101.4145624468.

Adding to 1043040 its reverse (403401), we get a palindrome (1446441).

The spelling of 1043040 in words is "one million, forty-three thousand, forty".