340816512 has 32 divisors (see below), whose sum is σ = 905294880. Its totient is φ = 113605376.

The previous prime is 340816499. The next prime is 340816517. The reversal of 340816512 is 215618043.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×340816512² = 232311789703692288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340816512.

It is not an unprimeable number, because it can be changed into a prime (340816517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443388 + ... + 444155.

It is an arithmetic number, because the mean of its divisors is an integer number (28290465).

Almost surely, 2^340816512 is an apocalyptic number.

340816512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

340816512 is an abundant number, since it is smaller than the sum of its proper divisors (564478368).

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

340816512 is an equidigital number, since it uses as much as digits as its factorization.

340816512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887560 (or 887548 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 340816512 is about 18461.2164279605. The cubic root of 340816512 is about 698.5114709448.

The spelling of 340816512 in words is "three hundred forty million, eight hundred sixteen thousand, five hundred twelve".