345034823 has 12 divisors (see below), whose sum is σ = 408943080. Its totient is φ = 290161872.

The previous prime is 345034793. The next prime is 345034829. The reversal of 345034823 is 328430543.

It is not a de Polignac number, because 345034823 - 2¹² = 345030727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345034823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345034829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63833 + ... + 69026.

It is an arithmetic number, because the mean of its divisors is an integer number (34078590).

Almost surely, 2^345034823 is an apocalyptic number.

345034823 is a deficient number, since it is larger than the sum of its proper divisors (63908257).

345034823 is a wasteful number, since it uses less digits than its factorization.

345034823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132926 (or 132919 counting only the distinct ones).

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

The square root of 345034823 is about 18575.1130010022. The cubic root of 345034823 is about 701.3815050309.

The spelling of 345034823 in words is "three hundred forty-five million, thirty-four thousand, eight hundred twenty-three".