345220614 has 24 divisors (see below), whose sum is σ = 787346040. Its totient is φ = 109016928.

The previous prime is 345220609. The next prime is 345220621. The reversal of 345220614 is 416022543.

345220614 is a `hidden beast` number, since 3 + 45 + 2 + 2 + 0 + 614 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 504367 + ... + 505050.

It is an arithmetic number, because the mean of its divisors is an integer number (32806085).

Almost surely, 2^345220614 is an apocalyptic number.

345220614 is an abundant number, since it is smaller than the sum of its proper divisors (442125426).

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

345220614 is a wasteful number, since it uses less digits than its factorization.

345220614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009444 (or 1009441 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 345220614 is about 18580.1134011609. The cubic root of 345220614 is about 701.5073734748.

The spelling of 345220614 in words is "three hundred forty-five million, two hundred twenty thousand, six hundred fourteen".