3240744 has 96 divisors (see below), whose sum is σ = 9486720. Its totient is φ = 918528.

The previous prime is 3240739. The next prime is 3240751. The reversal of 3240744 is 4470423.

3240744 = T₆₂ + T₆₃ + ... + T₂₆₉.

3240744 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68929 + ... + 68975.

It is an arithmetic number, because the mean of its divisors is an integer number (98820).

Almost surely, 2^3240744 is an apocalyptic number.

3240744 is a gapful number since it is divisible by the number (34) 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 3240744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4743360).

3240744 is an abundant number, since it is smaller than the sum of its proper divisors (6245976).

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

3240744 is a wasteful number, since it uses less digits than its factorization.

3240744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 3240744 is about 1800.2066548038. The cubic root of 3240744 is about 147.9840499003.

The spelling of 3240744 in words is "three million, two hundred forty thousand, seven hundred forty-four".