340402034 has 16 divisors (see below), whose sum is σ = 593438400. Its totient is φ = 143413584.

The previous prime is 340402019. The next prime is 340402063. The reversal of 340402034 is 430204043.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 340401997 and 340402015.

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, 205229 + ... + 206880.

It is an arithmetic number, because the mean of its divisors is an integer number (37089900).

Almost surely, 2^340402034 is an apocalyptic number.

340402034 is a deficient number, since it is larger than the sum of its proper divisors (253036366).

340402034 is a wasteful number, since it uses less digits than its factorization.

340402034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412177.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 340402034 is about 18449.9873712694. The cubic root of 340402034 is about 698.2281952714.

Adding to 340402034 its reverse (430204043), we get a palindrome (770606077).

The spelling of 340402034 in words is "three hundred forty million, four hundred two thousand, thirty-four".