345727265 has 8 divisors (see below), whose sum is σ = 446786088. Its totient is φ = 255306240.

The previous prime is 345727259. The next prime is 345727279. The reversal of 345727265 is 562727543.

It can be written as a sum of positive squares in 4 ways, for example, as 13868176 + 331859089 = 3724^2 + 18217^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 345727265 - 2⁶ = 345727201 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2659376 + ... + 2659505.

It is an arithmetic number, because the mean of its divisors is an integer number (55848261).

Almost surely, 2^345727265 is an apocalyptic number.

It is an amenable number.

345727265 is a deficient number, since it is larger than the sum of its proper divisors (101058823).

345727265 is a wasteful number, since it uses less digits than its factorization.

345727265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5318899.

The product of its digits is 352800, while the sum is 41.

The square root of 345727265 is about 18593.7426302506. The cubic root of 345727265 is about 701.8503866732.

The spelling of 345727265 in words is "three hundred forty-five million, seven hundred twenty-seven thousand, two hundred sixty-five".