340210040 has 32 divisors (see below), whose sum is σ = 773372880. Its totient is φ = 134679552.

The previous prime is 340210033. The next prime is 340210099. The reversal of 340210040 is 40012043.

340210040 is nontrivially palindromic in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 340209997 and 340210024.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 39962 + ... + 47721.

Almost surely, 2^340210040 is an apocalyptic number.

It is an amenable number.

340210040 is an abundant number, since it is smaller than the sum of its proper divisors (433162840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340210040 is a wasteful number, since it uses less digits than its factorization.

340210040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87791 (or 87787 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 340210040 is about 18444.7835444063. The cubic root of 340210040 is about 698.0968987240.

Adding to 340210040 its reverse (40012043), we get a palindrome (380222083).

The spelling of 340210040 in words is "three hundred forty million, two hundred ten thousand, forty".