2447424 has 84 divisors (see below), whose sum is σ = 8030464. Its totient is φ = 698112.

The previous prime is 2447399. The next prime is 2447437. The reversal of 2447424 is 4247442.

It is a tau number, because it is divible by the number of its divisors (84).

It is a nude number because it is divisible by every one of its digits.

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 11 ways as a sum of consecutive naturals, for example, 3729 + ... + 4335.

2^2447424 is an apocalyptic number.

2447424 is a gapful number since it is divisible by the number (24) 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 2447424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4015232).

2447424 is an abundant number, since it is smaller than the sum of its proper divisors (5583040).

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

2447424 is a wasteful number, since it uses less digits than its factorization.

2447424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 619 counting only the distinct ones).

The product of its digits is 7168, while the sum is 27.

The square root of 2447424 is about 1564.4244948223. The cubic root of 2447424 is about 134.7627107335.

The spelling of 2447424 in words is "two million, four hundred forty-seven thousand, four hundred twenty-four".