345273214 has 16 divisors (see below), whose sum is σ = 608454000. Its totient is φ = 144869760.

The previous prime is 345273211. The next prime is 345273221. The reversal of 345273214 is 412372543.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345273211) 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, 603339 + ... + 603910.

It is an arithmetic number, because the mean of its divisors is an integer number (38028375).

Almost surely, 2^345273214 is an apocalyptic number.

345273214 is a deficient number, since it is larger than the sum of its proper divisors (263180786).

345273214 is a wasteful number, since it uses less digits than its factorization.

345273214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207275.

The product of its digits is 20160, while the sum is 31.

The square root of 345273214 is about 18581.5288391456. The cubic root of 345273214 is about 701.5430003681.

The spelling of 345273214 in words is "three hundred forty-five million, two hundred seventy-three thousand, two hundred fourteen".