345563867 has 32 divisors (see below), whose sum is σ = 401296896. Its totient is φ = 294739200.

The previous prime is 345563863. The next prime is 345563893. The reversal of 345563867 is 768365543.

It is not a de Polignac number, because 345563867 - 2² = 345563863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345563861) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1997393 + ... + 1997565.

It is an arithmetic number, because the mean of its divisors is an integer number (12540528).

Almost surely, 2^345563867 is an apocalyptic number.

345563867 is a deficient number, since it is larger than the sum of its proper divisors (55733029).

345563867 is a wasteful number, since it uses less digits than its factorization.

345563867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its digits is 1814400, while the sum is 47.

The square root of 345563867 is about 18589.3482134259. The cubic root of 345563867 is about 701.7397994824.

The spelling of 345563867 in words is "three hundred forty-five million, five hundred sixty-three thousand, eight hundred sixty-seven".