241921240 has 64 divisors (see below), whose sum is σ = 603936000. Its totient is φ = 86471040.

The previous prime is 241921231. The next prime is 241921259. The reversal of 241921240 is 42129142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21301 + ... + 30619.

It is an arithmetic number, because the mean of its divisors is an integer number (9436500).

Almost surely, 2^241921240 is an apocalyptic number.

241921240 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 241921240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301968000).

241921240 is an abundant number, since it is smaller than the sum of its proper divisors (362014760).

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

241921240 is a wasteful number, since it uses less digits than its factorization.

241921240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9400 (or 9396 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 241921240 is about 15553.8175378265. The cubic root of 241921240 is about 623.1003568190.

The spelling of 241921240 in words is "two hundred forty-one million, nine hundred twenty-one thousand, two hundred forty".