241636381 has 32 divisors (see below), whose sum is σ = 299427840. Its totient is φ = 190584576.

The previous prime is 241636379. The next prime is 241636387. The reversal of 241636381 is 183636142.

It is a happy number.

241636381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 241636381 - 2¹ = 241636379 is a prime.

It is a super-2 number, since 2×241636381² = 116776281245554322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241636387) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 397780 + ... + 398386.

It is an arithmetic number, because the mean of its divisors is an integer number (9357120).

Almost surely, 2^241636381 is an apocalyptic number.

It is an amenable number.

241636381 is a deficient number, since it is larger than the sum of its proper divisors (57791459).

241636381 is a wasteful number, since it uses less digits than its factorization.

241636381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733.

The product of its digits is 20736, while the sum is 34.

The square root of 241636381 is about 15544.6576353421. The cubic root of 241636381 is about 622.8556966747.

The spelling of 241636381 in words is "two hundred forty-one million, six hundred thirty-six thousand, three hundred eighty-one".