241644240 has 240 divisors, whose sum is σ = 856552320. Its totient is φ = 60963840.

The previous prime is 241644229. The next prime is 241644251. The reversal of 241644240 is 42446142.

It is a happy number.

241644240 is a `hidden beast` number, since 2 + 416 + 4 + 4 + 240 = 666.

241644240 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (241644229) and next prime (241644251).

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1482399 + ... + 1482561.

It is an arithmetic number, because the mean of its divisors is an integer number (3568968).

Almost surely, 2^241644240 is an apocalyptic number.

241644240 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 241644240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (428276160).

241644240 is an abundant number, since it is smaller than the sum of its proper divisors (614908080).

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

241644240 is a wasteful number, since it uses less digits than its factorization.

241644240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 241644240 is about 15544.9104210992. The cubic root of 241644240 is about 622.8624492035.

It can be divided in two parts, 2416 and 44240, that added together give a 6-th power (46656 = 6⁶).

The spelling of 241644240 in words is "two hundred forty-one million, six hundred forty-four thousand, two hundred forty".