349863655 has 8 divisors (see below), whose sum is σ = 444532752. Its totient is φ = 263426688.

The previous prime is 349863643. The next prime is 349863659. The reversal of 349863655 is 556368943.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 349863655 - 2¹¹ = 349861607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 349863599 and 349863608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349863659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2057937 + ... + 2058106.

It is an arithmetic number, because the mean of its divisors is an integer number (55566594).

Almost surely, 2^349863655 is an apocalyptic number.

349863655 is a deficient number, since it is larger than the sum of its proper divisors (94669097).

349863655 is a wasteful number, since it uses less digits than its factorization.

349863655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116065.

The product of its digits is 2332800, while the sum is 49.

The square root of 349863655 is about 18704.6426055137. The cubic root of 349863655 is about 704.6383504691.

It can be divided in two parts, 34 and 9863655, that added together give a palindrome (9863689).

The spelling of 349863655 in words is "three hundred forty-nine million, eight hundred sixty-three thousand, six hundred fifty-five".