345068779 has 8 divisors (see below), whose sum is σ = 379404288. Its totient is φ = 311227560.

The previous prime is 345068777. The next prime is 345068809. The reversal of 345068779 is 977860543.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 345068779 - 2¹ = 345068777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345068777) 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, 122107 + ... + 124900.

It is an arithmetic number, because the mean of its divisors is an integer number (47425536).

Almost surely, 2^345068779 is an apocalyptic number.

345068779 is a deficient number, since it is larger than the sum of its proper divisors (34335509).

345068779 is a wasteful number, since it uses less digits than its factorization.

345068779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247145.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The square root of 345068779 is about 18576.0269971811. The cubic root of 345068779 is about 701.4045126884.

The spelling of 345068779 in words is "three hundred forty-five million, sixty-eight thousand, seven hundred seventy-nine".