349884616 has 16 divisors (see below), whose sum is σ = 694624140. Its totient is φ = 164651520.

The previous prime is 349884607. The next prime is 349884637. The reversal of 349884616 is 616488943.

It can be written as a sum of positive squares in 2 ways, for example, as 349316100 + 568516 = 18690^2 + 754^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 349884616.

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 3 ways as a sum of consecutive naturals, for example, 1286205 + ... + 1286476.

Almost surely, 2^349884616 is an apocalyptic number.

It is an amenable number.

349884616 is a deficient number, since it is larger than the sum of its proper divisors (344739524).

349884616 is a wasteful number, since it uses less digits than its factorization.

349884616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2572704 (or 2572700 counting only the distinct ones).

The product of its digits is 995328, while the sum is 49.

The square root of 349884616 is about 18705.2029125588. The cubic root of 349884616 is about 704.6524222646.

The spelling of 349884616 in words is "three hundred forty-nine million, eight hundred eighty-four thousand, six hundred sixteen".