1249024 has 72 divisors (see below), whose sum is σ = 3090528. Its totient is φ = 491520.

The previous prime is 1249019. The next prime is 1249033. The reversal of 1249024 is 4209421.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1248986 and 1249004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30444 + ... + 30484.

It is an arithmetic number, because the mean of its divisors is an integer number (42924).

2^1249024 is an apocalyptic number.

1249024 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 1249024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1545264).

1249024 is an abundant number, since it is smaller than the sum of its proper divisors (1841504).

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

1249024 is an equidigital number, since it uses as much as digits as its factorization.

1249024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1249024 is about 1117.5974230464. The cubic root of 1249024 is about 107.6936908247.

The spelling of 1249024 in words is "one million, two hundred forty-nine thousand, twenty-four".