348145678 has 8 divisors (see below), whose sum is σ = 534955680. Its totient is φ = 169827120.

The previous prime is 348145663. The next prime is 348145697. The reversal of 348145678 is 876541843.

It is a happy number.

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

It is a super-2 number, since 2×348145678² = 242410826220159368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2122758 + ... + 2122921.

It is an arithmetic number, because the mean of its divisors is an integer number (66869460).

Almost surely, 2^348145678 is an apocalyptic number.

348145678 is a deficient number, since it is larger than the sum of its proper divisors (186810002).

348145678 is a wasteful number, since it uses less digits than its factorization.

348145678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4245722.

The product of its digits is 645120, while the sum is 46.

The square root of 348145678 is about 18658.6622778805. The cubic root of 348145678 is about 703.4831010597.

The spelling of 348145678 in words is "three hundred forty-eight million, one hundred forty-five thousand, six hundred seventy-eight".