340040670 has 16 divisors (see below), whose sum is σ = 816097680. Its totient is φ = 90677504.

The previous prime is 340040641. The next prime is 340040683. The reversal of 340040670 is 76040043.

It is a Curzon number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 340040670.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5667315 + ... + 5667374.

It is an arithmetic number, because the mean of its divisors is an integer number (51006105).

Almost surely, 2^340040670 is an apocalyptic number.

340040670 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

340040670 is an abundant number, since it is smaller than the sum of its proper divisors (476057010).

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

340040670 is a wasteful number, since it uses less digits than its factorization.

340040670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11334699.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 340040670 is about 18440.1917018235. The cubic root of 340040670 is about 697.9810327547.

The spelling of 340040670 in words is "three hundred forty million, forty thousand, six hundred seventy".