340718272 has 28 divisors (see below), whose sum is σ = 697926976. Its totient is φ = 164862720.

The previous prime is 340718263. The next prime is 340718299. The reversal of 340718272 is 272817043.

It is an unprimeable number.

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, 83883 + ... + 87850.

Almost surely, 2^340718272 is an apocalyptic number.

340718272 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

340718272 is an abundant number, since it is smaller than the sum of its proper divisors (357208704).

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

340718272 is a wasteful number, since it uses less digits than its factorization.

340718272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171776 (or 171766 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 340718272 is about 18458.5555231172. Note that the first 4 decimals coincide. The cubic root of 340718272 is about 698.4443494303. Note that the first 3 decimals are identical.

The spelling of 340718272 in words is "three hundred forty million, seven hundred eighteen thousand, two hundred seventy-two".