241225440 has 48 divisors (see below), whose sum is σ = 759861648. Its totient is φ = 64326656.

The previous prime is 241225433. The next prime is 241225499. The reversal of 241225440 is 44522142.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is a self number, because there is not a number n which added to its sum of digits gives 241225440.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250797 + ... + 251756.

It is an arithmetic number, because the mean of its divisors is an integer number (15830451).

Almost surely, 2^241225440 is an apocalyptic number.

241225440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

241225440 is an abundant number, since it is smaller than the sum of its proper divisors (518636208).

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

241225440 is a wasteful number, since it uses less digits than its factorization.

241225440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502571 (or 502563 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 241225440 is about 15531.4339325125. The cubic root of 241225440 is about 622.5024080164.

Adding to 241225440 its reverse (44522142), we get a palindrome (285747582).

The spelling of 241225440 in words is "two hundred forty-one million, two hundred twenty-five thousand, four hundred forty".