345518874 has 24 divisors (see below), whose sum is σ = 757647072. Its totient is φ = 113784840.

The previous prime is 345518869. The next prime is 345518893. The reversal of 345518874 is 478815543.

It is a Curzon 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, 114142 + ... + 117129.

It is an arithmetic number, because the mean of its divisors is an integer number (31568628).

Almost surely, 2^345518874 is an apocalyptic number.

345518874 is an abundant number, since it is smaller than the sum of its proper divisors (412128198).

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

345518874 is a wasteful number, since it uses less digits than its factorization.

345518874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231362 (or 231359 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 345518874 is about 18588.1379917409. The cubic root of 345518874 is about 701.7093422575.

The spelling of 345518874 in words is "three hundred forty-five million, five hundred eighteen thousand, eight hundred seventy-four".