345234663 has 8 divisors (see below), whose sum is σ = 511458800. Its totient is φ = 230156424.

The previous prime is 345234653. The next prime is 345234667. The reversal of 345234663 is 366432543.

345234663 is a `hidden beast` number, since 34 + 523 + 46 + 63 = 666.

It is not a de Polignac number, because 345234663 - 2¹⁸ = 344972519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345234667) 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 7 ways as a sum of consecutive naturals, for example, 6393208 + ... + 6393261.

It is an arithmetic number, because the mean of its divisors is an integer number (63932350).

Almost surely, 2^345234663 is an apocalyptic number.

345234663 is a deficient number, since it is larger than the sum of its proper divisors (166224137).

345234663 is a wasteful number, since it uses less digits than its factorization.

345234663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12786478 (or 12786472 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

The square root of 345234663 is about 18580.4914628220. The cubic root of 345234663 is about 701.5168894606.

The spelling of 345234663 in words is "three hundred forty-five million, two hundred thirty-four thousand, six hundred sixty-three".