346346378 has 16 divisors (see below), whose sum is σ = 602100864. Its totient is φ = 146343120.

The previous prime is 346346369. The next prime is 346346411. The reversal of 346346378 is 873643643.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 173225 + ... + 175212.

It is an arithmetic number, because the mean of its divisors is an integer number (37631304).

Almost surely, 2^346346378 is an apocalyptic number.

346346378 is a deficient number, since it is larger than the sum of its proper divisors (255754486).

346346378 is a wasteful number, since it uses less digits than its factorization.

346346378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348517.

The product of its digits is 870912, while the sum is 44.

The square root of 346346378 is about 18610.3836070082. The cubic root of 346346378 is about 702.2690843234.

The spelling of 346346378 in words is "three hundred forty-six million, three hundred forty-six thousand, three hundred seventy-eight".