345070378 has 8 divisors (see below), whose sum is σ = 520207200. Its totient is φ = 171667980.

The previous prime is 345070373. The next prime is 345070417. The reversal of 345070378 is 873070543.

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

It is not an unprimeable number, because it can be changed into a prime (345070373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433108 + ... + 433903.

It is an arithmetic number, because the mean of its divisors is an integer number (65025900).

Almost surely, 2^345070378 is an apocalyptic number.

345070378 is a deficient number, since it is larger than the sum of its proper divisors (175136822).

345070378 is a wasteful number, since it uses less digits than its factorization.

345070378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867212.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 345070378 is about 18576.0700364743. The cubic root of 345070378 is about 701.4055960899.

The spelling of 345070378 in words is "three hundred forty-five million, seventy thousand, three hundred seventy-eight".