240131434 has 8 divisors (see below), whose sum is σ = 364244580. Its totient is φ = 118716576.

The previous prime is 240131407. The next prime is 240131447. The reversal of 240131434 is 434131042.

It can be written as a sum of positive squares in 2 ways, for example, as 235530409 + 4601025 = 15347^2 + 2145^2 .

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

It is an unprimeable number.

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, 674349 + ... + 674704.

Almost surely, 2^240131434 is an apocalyptic number.

240131434 is a deficient number, since it is larger than the sum of its proper divisors (124113146).

240131434 is a wasteful number, since it uses less digits than its factorization.

240131434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349144.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 240131434 is about 15496.1748183221. The cubic root of 240131434 is about 621.5599238209.

Adding to 240131434 its reverse (434131042), we get a palindrome (674262476).

The spelling of 240131434 in words is "two hundred forty million, one hundred thirty-one thousand, four hundred thirty-four".