240634441 has 4 divisors (see below), whose sum is σ = 251096832. Its totient is φ = 230172052.

The previous prime is 240634423. The next prime is 240634451. The reversal of 240634441 is 144436042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 144436042 = 2 ⋅72218021.

It is a cyclic number.

It is not a de Polignac number, because 240634441 - 2¹⁹ = 240110153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240634451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5231161 + ... + 5231206.

It is an arithmetic number, because the mean of its divisors is an integer number (62774208).

Almost surely, 2^240634441 is an apocalyptic number.

It is an amenable number.

240634441 is a deficient number, since it is larger than the sum of its proper divisors (10462391).

240634441 is a wasteful number, since it uses less digits than its factorization.

240634441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10462390.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 240634441 is about 15512.3963654878. The cubic root of 240634441 is about 621.9936181767.

The spelling of 240634441 in words is "two hundred forty million, six hundred thirty-four thousand, four hundred forty-one".