240434434 has 8 divisors (see below), whose sum is σ = 381866508. Its totient is φ = 113145600.

The previous prime is 240434423. The next prime is 240434437. The reversal of 240434434 is 434434042.

It can be written as a sum of positive squares in 2 ways, for example, as 218951209 + 21483225 = 14797^2 + 4635^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (240434437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3535767 + ... + 3535834.

Almost surely, 2^240434434 is an apocalyptic number.

240434434 is a deficient number, since it is larger than the sum of its proper divisors (141432074).

240434434 is a wasteful number, since it uses less digits than its factorization.

240434434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7071620.

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 240434434 is about 15505.9483424910. The cubic root of 240434434 is about 621.8212439043.

Adding to 240434434 its reverse (434434042), we get a palindrome (674868476).

The spelling of 240434434 in words is "two hundred forty million, four hundred thirty-four thousand, four hundred thirty-four".