1040340424 has 8 divisors (see below), whose sum is σ = 1950638310. Its totient is φ = 520170208.

The previous prime is 1040340419. The next prime is 1040340443. The reversal of 1040340424 is 4240430401.

It can be written as a sum of positive squares in only one way, i.e., 1037999524 + 2340900 = 32218^2 + 1530^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1040340395 and 1040340404.

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 as a sum of consecutive naturals, namely, 65021269 + ... + 65021284.

Almost surely, 2^1040340424 is an apocalyptic number.

It is an amenable number.

1040340424 is a deficient number, since it is larger than the sum of its proper divisors (910297886).

1040340424 is a wasteful number, since it uses less digits than its factorization.

1040340424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130042559 (or 130042555 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1040340424 is about 32254.3086114088. The cubic root of 1040340424 is about 1013.2699378430.

Adding to 1040340424 its reverse (4240430401), we get a palindrome (5280770825).

The spelling of 1040340424 in words is "one billion, forty million, three hundred forty thousand, four hundred twenty-four".