345266405 has 16 divisors (see below), whose sum is σ = 459399168. Its totient is φ = 246984000.

The previous prime is 345266401. The next prime is 345266417. The reversal of 345266405 is 504662543.

It is a happy number.

It is not a de Polignac number, because 345266405 - 2² = 345266401 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 (345266401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48101 + ... + 54810.

It is an arithmetic number, because the mean of its divisors is an integer number (28712448).

Almost surely, 2^345266405 is an apocalyptic number.

It is an amenable number.

345266405 is a deficient number, since it is larger than the sum of its proper divisors (114132763).

345266405 is a wasteful number, since it uses less digits than its factorization.

345266405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102988.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 345266405 is about 18581.3456186574. The cubic root of 345266405 is about 701.5383887180.

The spelling of 345266405 in words is "three hundred forty-five million, two hundred sixty-six thousand, four hundred five".