340040024 has 8 divisors (see below), whose sum is σ = 637575060. Its totient is φ = 170020008.

The previous prime is 340040021. The next prime is 340040053. The reversal of 340040024 is 420040043.

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 = 340039984 and 340040011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340040021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21252494 + ... + 21252509.

Almost surely, 2^340040024 is an apocalyptic number.

It is an amenable number.

340040024 is a deficient number, since it is larger than the sum of its proper divisors (297535036).

340040024 is a wasteful number, since it uses less digits than its factorization.

340040024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42505009 (or 42505005 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 340040024 is about 18440.1741857283. The cubic root of 340040024 is about 697.9805907526.

Adding to 340040024 its reverse (420040043), we get a palindrome (760080067).

The spelling of 340040024 in words is "three hundred forty million, forty thousand, twenty-four".