345580775 has 6 divisors (see below), whose sum is σ = 428520192. Its totient is φ = 276464600.

The previous prime is 345580757. The next prime is 345580793. The reversal of 345580775 is 577085543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (345580757) and next prime (345580793).

It is not a de Polignac number, because 345580775 - 2¹⁴ = 345564391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6911591 + ... + 6911640.

It is an arithmetic number, because the mean of its divisors is an integer number (71420032).

Almost surely, 2^345580775 is an apocalyptic number.

345580775 is a deficient number, since it is larger than the sum of its proper divisors (82939417).

345580775 is a wasteful number, since it uses less digits than its factorization.

345580775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13823241 (or 13823236 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 44.

The square root of 345580775 is about 18589.8029844321. The cubic root of 345580775 is about 701.7512443740.

The spelling of 345580775 in words is "three hundred forty-five million, five hundred eighty thousand, seven hundred seventy-five".