346009388 has 6 divisors (see below), whose sum is σ = 605516436. Its totient is φ = 173004692.

The previous prime is 346009351. The next prime is 346009409. The reversal of 346009388 is 883900643.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43251170 + ... + 43251177.

It is an arithmetic number, because the mean of its divisors is an integer number (100919406).

Almost surely, 2^346009388 is an apocalyptic number.

It is an amenable number.

346009388 is a deficient number, since it is larger than the sum of its proper divisors (259507048).

346009388 is a wasteful number, since it uses less digits than its factorization.

346009388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86502351 (or 86502349 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 346009388 is about 18601.3275870299. The cubic root of 346009388 is about 702.0412445363.

The spelling of 346009388 in words is "three hundred forty-six million, nine thousand, three hundred eighty-eight".