345706327 has 4 divisors (see below), whose sum is σ = 356858176. Its totient is φ = 334554480.

The previous prime is 345706321. The next prime is 345706331. The reversal of 345706327 is 723607543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 723607543 = 1049 ⋅689807.

It is not a de Polignac number, because 345706327 - 2¹¹ = 345704279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345706321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5575878 + ... + 5575939.

It is an arithmetic number, because the mean of its divisors is an integer number (89214544).

Almost surely, 2^345706327 is an apocalyptic number.

345706327 is a deficient number, since it is larger than the sum of its proper divisors (11151849).

345706327 is a wasteful number, since it uses less digits than its factorization.

345706327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11151848.

The product of its (nonzero) digits is 105840, while the sum is 37.

The square root of 345706327 is about 18593.1795828470. The cubic root of 345706327 is about 701.8362178552.

The spelling of 345706327 in words is "three hundred forty-five million, seven hundred six thousand, three hundred twenty-seven".