340488128 has 28 divisors (see below), whose sum is σ = 697455552. Its totient is φ = 164751360.

The previous prime is 340488119. The next prime is 340488131. The reversal of 340488128 is 821884043.

It is a junction number, because it is equal to n+sod(n) for n = 340488091 and 340488100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83825 + ... + 87792.

Almost surely, 2^340488128 is an apocalyptic number.

It is an amenable number.

340488128 is an abundant number, since it is smaller than the sum of its proper divisors (356967424).

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

340488128 is a wasteful number, since it uses less digits than its factorization.

340488128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171660 (or 171650 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 38.

The square root of 340488128 is about 18452.3203960911. The cubic root of 340488128 is about 698.2870552713.

The spelling of 340488128 in words is "three hundred forty million, four hundred eighty-eight thousand, one hundred twenty-eight".