240441881 has 2 divisors, whose sum is σ = 240441882. Its totient is φ = 240441880.

The previous prime is 240441857. The next prime is 240441899. The reversal of 240441881 is 188144042.

240441881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 187443481 + 52998400 = 13691^2 + 7280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240441881 is a prime.

It is a super-2 number, since 2×240441881² = 115624596277636322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (240441821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120220940 + 120220941.

It is an arithmetic number, because the mean of its divisors is an integer number (120220941).

Almost surely, 2^240441881 is an apocalyptic number.

It is an amenable number.

240441881 is a deficient number, since it is larger than the sum of its proper divisors (1).

240441881 is an equidigital number, since it uses as much as digits as its factorization.

240441881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 240441881 is about 15506.1884742834. The cubic root of 240441881 is about 621.8276637488.

The spelling of 240441881 in words is "two hundred forty million, four hundred forty-one thousand, eight hundred eighty-one".