3244434240 has 56 divisors (see below), whose sum is σ = 10301081760. Its totient is φ = 865182208.

The previous prime is 3244434223. The next prime is 3244434251. The reversal of 3244434240 is 424344423.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3244434198 and 3244434207.

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, 1688850 + ... + 1690769.

Almost surely, 2^3244434240 is an apocalyptic number.

3244434240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3244434240 is an abundant number, since it is smaller than the sum of its proper divisors (7056647520).

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

3244434240 is a wasteful number, since it uses less digits than its factorization.

3244434240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3379639 (or 3379629 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

The square root of 3244434240 is about 56959.9353932218. The cubic root of 3244434240 is about 1480.4019847924.

Adding to 3244434240 its reverse (424344423), we get a palindrome (3668778663).

The spelling of 3244434240 in words is "three billion, two hundred forty-four million, four hundred thirty-four thousand, two hundred forty".