348445816 has 16 divisors (see below), whose sum is σ = 656622000. Its totient is φ = 173346624.

The previous prime is 348445793. The next prime is 348445819. The reversal of 348445816 is 618544843.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348445819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107845 + ... + 111028.

It is an arithmetic number, because the mean of its divisors is an integer number (41038875).

Almost surely, 2^348445816 is an apocalyptic number.

It is an amenable number.

348445816 is a deficient number, since it is larger than the sum of its proper divisors (308176184).

348445816 is a wasteful number, since it uses less digits than its factorization.

348445816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219078 (or 219074 counting only the distinct ones).

The product of its digits is 368640, while the sum is 43.

The square root of 348445816 is about 18666.7034047258. The cubic root of 348445816 is about 703.6852016724.

The spelling of 348445816 in words is "three hundred forty-eight million, four hundred forty-five thousand, eight hundred sixteen".