345076219 has 4 divisors (see below), whose sum is σ = 345316144. Its totient is φ = 344836296.

The previous prime is 345076201. The next prime is 345076231. The reversal of 345076219 is 912670543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345076219 - 2¹³ = 345068027 is a prime.

It is a super-2 number, since 2×345076219² = 238155193838671922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345076019) 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, 117792 + ... + 120685.

It is an arithmetic number, because the mean of its divisors is an integer number (86329036).

Almost surely, 2^345076219 is an apocalyptic number.

345076219 is a deficient number, since it is larger than the sum of its proper divisors (239925).

345076219 is a wasteful number, since it uses less digits than its factorization.

345076219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239924.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 345076219 is about 18576.2272542085. The cubic root of 345076219 is about 701.4095536275.

The spelling of 345076219 in words is "three hundred forty-five million, seventy-six thousand, two hundred nineteen".