340606128 has 20 divisors (see below), whose sum is σ = 879899288. Its totient is φ = 113535360.

The previous prime is 340606121. The next prime is 340606129. The reversal of 340606128 is 821606043.

It is a junction number, because it is equal to n+sod(n) for n = 340606095 and 340606104.

It is not an unprimeable number, because it can be changed into a prime (340606121) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3547933 + ... + 3548028.

Almost surely, 2^340606128 is an apocalyptic number.

It is an amenable number.

340606128 is an abundant number, since it is smaller than the sum of its proper divisors (539293160).

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

340606128 is a wasteful number, since it uses less digits than its factorization.

340606128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7095972 (or 7095966 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 340606128 is about 18455.5175489608. The cubic root of 340606128 is about 698.3677123721.

The spelling of 340606128 in words is "three hundred forty million, six hundred six thousand, one hundred twenty-eight".