3241391040 has 224 divisors, whose sum is σ = 11521440000. Its totient is φ = 857834496.

The previous prime is 3241390993. The next prime is 3241391047. The reversal of 3241391040 is 401931423.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3241390995 and 3241391013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3241391047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1199611 + ... + 1202309.

It is an arithmetic number, because the mean of its divisors is an integer number (51435000).

Almost surely, 2^3241391040 is an apocalyptic number.

3241391040 is a gapful number since it is divisible by the number (30) 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 3241391040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5760720000).

3241391040 is an abundant number, since it is smaller than the sum of its proper divisors (8280048960).

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

3241391040 is a wasteful number, since it uses less digits than its factorization.

3241391040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864 (or 2848 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 3241391040 is about 56933.2156126808. The cubic root of 3241391040 is about 1479.9389797096.

The spelling of 3241391040 in words is "three billion, two hundred forty-one million, three hundred ninety-one thousand, forty".