345226505 has 16 divisors (see below), whose sum is σ = 447068160. Its totient is φ = 254405568.

The previous prime is 345226501. The next prime is 345226529. The reversal of 345226505 is 505622543.

It is a cyclic number.

It is not a de Polignac number, because 345226505 - 2² = 345226501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345226501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27416 + ... + 37974.

It is an arithmetic number, because the mean of its divisors is an integer number (27941760).

Almost surely, 2^345226505 is an apocalyptic number.

It is an amenable number.

345226505 is a deficient number, since it is larger than the sum of its proper divisors (101841655).

345226505 is a wasteful number, since it uses less digits than its factorization.

345226505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11080.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 345226505 is about 18580.2719301952. The cubic root of 345226505 is about 701.5113637313.

The spelling of 345226505 in words is "three hundred forty-five million, two hundred twenty-six thousand, five hundred five".