1023744 has 72 divisors (see below), whose sum is σ = 2877952. Its totient is φ = 322560.

The previous prime is 1023733. The next prime is 1023751. The reversal of 1023744 is 4473201.

1023744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1023744.

It is a congruent number.

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, 23787 + ... + 23829.

2^1023744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1438976).

1023744 is an abundant number, since it is smaller than the sum of its proper divisors (1854208).

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

1023744 is an equidigital number, since it uses as much as digits as its factorization.

1023744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 1023744 is about 1011.8023522408. The cubic root of 1023744 is about 100.7852838179.

Adding to 1023744 its reverse (4473201), we get a palindrome (5496945).

It can be divided in two parts, 102374 and 4, that added together give a triangular number (102378 = T₄₅₂).

The spelling of 1023744 in words is "one million, twenty-three thousand, seven hundred forty-four".