241400040 has 128 divisors (see below), whose sum is σ = 837216000. Its totient is φ = 54540288.

The previous prime is 241400021. The next prime is 241400077. The reversal of 241400040 is 40004142.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 241399992 and 241400019.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73146 + ... + 76374.

It is an arithmetic number, because the mean of its divisors is an integer number (6540750).

Almost surely, 2^241400040 is an apocalyptic number.

241400040 is a gapful number since it is divisible by the number (20) 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 241400040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (418608000).

241400040 is an abundant number, since it is smaller than the sum of its proper divisors (595815960).

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

241400040 is a wasteful number, since it uses less digits than its factorization.

241400040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3339 (or 3335 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 241400040 is about 15537.0537747670. The cubic root of 241400040 is about 622.6525617589.

Adding to 241400040 its reverse (40004142), we get a palindrome (281404182).

The spelling of 241400040 in words is "two hundred forty-one million, four hundred thousand, forty".