340455466 has 8 divisors (see below), whose sum is σ = 549966564. Its totient is φ = 157133280.

The previous prime is 340455461. The next prime is 340455469. The reversal of 340455466 is 664554043.

It can be written as a sum of positive squares in 2 ways, for example, as 336539025 + 3916441 = 18345^2 + 1979^2 .

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

It is not an unprimeable number, because it can be changed into a prime (340455461) 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, 6547195 + ... + 6547246.

Almost surely, 2^340455466 is an apocalyptic number.

340455466 is a deficient number, since it is larger than the sum of its proper divisors (209511098).

340455466 is a wasteful number, since it uses less digits than its factorization.

340455466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13094456.

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 340455466 is about 18451.4353371222. The cubic root of 340455466 is about 698.2647263664.

The spelling of 340455466 in words is "three hundred forty million, four hundred fifty-five thousand, four hundred sixty-six".