340652223 has 28 divisors (see below), whose sum is σ = 512310960. Its totient is φ = 226406016.

The previous prime is 340652219. The next prime is 340652251. The reversal of 340652223 is 322256043.

340652223 is a `hidden beast` number, since 3 + 4 + 0 + 652 + 2 + 2 + 3 = 666.

It is not a de Polignac number, because 340652223 - 2² = 340652219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340652423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 366223 + ... + 367151.

It is an arithmetic number, because the mean of its divisors is an integer number (18296820).

Almost surely, 2^340652223 is an apocalyptic number.

340652223 is a deficient number, since it is larger than the sum of its proper divisors (171658737).

340652223 is an frugal number, since it uses more digits than its factorization.

340652223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450 (or 1435 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 340652223 is about 18456.7663202415. The cubic root of 340652223 is about 698.3992148466.

The spelling of 340652223 in words is "three hundred forty million, six hundred fifty-two thousand, two hundred twenty-three".