345055310 has 16 divisors (see below), whose sum is σ = 625843152. Its totient is φ = 136968000.

The previous prime is 345055309. The next prime is 345055313. The reversal of 345055310 is 13550543.

It is a super-2 number, since 2×345055310² = 238126333918392200, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 345055310.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345055313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130391 + ... + 133010.

It is an arithmetic number, because the mean of its divisors is an integer number (39115197).

Almost surely, 2^345055310 is an apocalyptic number.

345055310 is a deficient number, since it is larger than the sum of its proper divisors (280787842).

345055310 is a wasteful number, since it uses less digits than its factorization.

345055310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263539.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 345055310 is about 18575.6644564871. The cubic root of 345055310 is about 701.3953866428.

The spelling of 345055310 in words is "three hundred forty-five million, fifty-five thousand, three hundred ten".