340243032424 has 32 divisors (see below), whose sum is σ = 641290015080. Its totient is φ = 169232621824.

The previous prime is 340243032413. The next prime is 340243032433. The reversal of 340243032424 is 424230342043.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 328881604324 + 11361428100 = 573482^2 + 106590^2 .

It is a super-2 number, since 2×340243032424² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14861274 + ... + 14884150.

Almost surely, 2^340243032424 is an apocalyptic number.

It is an amenable number.

340243032424 is a deficient number, since it is larger than the sum of its proper divisors (301046982656).

340243032424 is a wasteful number, since it uses less digits than its factorization.

340243032424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32517 (or 32513 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 340243032424 its reverse (424230342043), we get a palindrome (764473374467).

The spelling of 340243032424 in words is "three hundred forty billion, two hundred forty-three million, thirty-two thousand, four hundred twenty-four".