340369512 has 128 divisors (see below), whose sum is σ = 1057847040. Its totient is φ = 89026560.

The previous prime is 340369507. The next prime is 340369531. The reversal of 340369512 is 215963043.

340369512 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104062 + ... + 107282.

It is an arithmetic number, because the mean of its divisors is an integer number (8264430).

Almost surely, 2^340369512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340369512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (528923520).

340369512 is an abundant number, since it is smaller than the sum of its proper divisors (717477528).

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

340369512 is a wasteful number, since it uses less digits than its factorization.

340369512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3291 (or 3287 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 340369512 is about 18449.1059946004. The cubic root of 340369512 is about 698.2059583297.

The spelling of 340369512 in words is "three hundred forty million, three hundred sixty-nine thousand, five hundred twelve".