345041775 has 144 divisors (see below), whose sum is σ = 733640544. Its totient is φ = 159252480.

The previous prime is 345041747. The next prime is 345041779. The reversal of 345041775 is 577140543.

It is a happy number.

It is not a de Polignac number, because 345041775 - 2⁷ = 345041647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345041779) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1342447 + ... + 1342703.

It is an arithmetic number, because the mean of its divisors is an integer number (5094726).

Almost surely, 2^345041775 is an apocalyptic number.

345041775 is an abundant number, since it is smaller than the sum of its proper divisors (388598769).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345041775 is a wasteful number, since it uses less digits than its factorization.

345041775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 345041775 is about 18575.3001321648. The cubic root of 345041775 is about 701.3862156390.

The spelling of 345041775 in words is "three hundred forty-five million, forty-one thousand, seven hundred seventy-five".