340422665 has 8 divisors (see below), whose sum is σ = 445644288. Its totient is φ = 247580080.

The previous prime is 340422661. The next prime is 340422673. The reversal of 340422665 is 566224043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 340422665 - 2² = 340422661 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340422661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3094697 + ... + 3094806.

It is an arithmetic number, because the mean of its divisors is an integer number (55705536).

Almost surely, 2^340422665 is an apocalyptic number.

It is an amenable number.

340422665 is a deficient number, since it is larger than the sum of its proper divisors (105221623).

340422665 is a wasteful number, since it uses less digits than its factorization.

340422665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6189519.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 340422665 is about 18450.5464688719. The cubic root of 340422665 is about 698.2423009988.

The spelling of 340422665 in words is "three hundred forty million, four hundred twenty-two thousand, six hundred sixty-five".