345450318 has 16 divisors (see below), whose sum is σ = 691482960. Its totient is φ = 115053056.

The previous prime is 345450307. The next prime is 345450323. The reversal of 345450318 is 813054543.

It is a super-2 number, since 2×345450318² = 238671844412602248, which contains 22 as substring.

It is a congruent 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, 16353 + ... + 30956.

It is an arithmetic number, because the mean of its divisors is an integer number (43217685).

Almost surely, 2^345450318 is an apocalyptic number.

345450318 is an abundant number, since it is smaller than the sum of its proper divisors (346032642).

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

345450318 is a wasteful number, since it uses less digits than its factorization.

345450318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48531.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 345450318 is about 18586.2938209854. The cubic root of 345450318 is about 701.6629293876.

The spelling of 345450318 in words is "three hundred forty-five million, four hundred fifty thousand, three hundred eighteen".