1115744 has 48 divisors (see below), whose sum is σ = 2667168. Its totient is φ = 448512.

The previous prime is 1115743. The next prime is 1115759. The reversal of 1115744 is 4475111.

1115744 = T₂₃₉ + T₂₄₀ + ... + T₂₇₂.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115743) 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, 3662 + ... + 3954.

It is an arithmetic number, because the mean of its divisors is an integer number (55566).

2^1115744 is an apocalyptic number.

1115744 is a gapful number since it is divisible by the number (14) 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 1115744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1333584).

1115744 is an abundant number, since it is smaller than the sum of its proper divisors (1551424).

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

1115744 is a wasteful number, since it uses less digits than its factorization.

1115744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327 (or 319 counting only the distinct ones).

The product of its digits is 560, while the sum is 23.

The square root of 1115744 is about 1056.2878395589. The cubic root of 1115744 is about 103.7181718791.

The spelling of 1115744 in words is "one million, one hundred fifteen thousand, seven hundred forty-four".