347811066 has 12 divisors (see below), whose sum is σ = 753590682. Its totient is φ = 115937016.

The previous prime is 347811059. The next prime is 347811071. The reversal of 347811066 is 660118743.

It can be written as a sum of positive squares in only one way, i.e., 271755225 + 76055841 = 16485^2 + 8721^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 347811066.

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 in 5 ways as a sum of consecutive naturals, for example, 9661401 + ... + 9661436.

Almost surely, 2^347811066 is an apocalyptic number.

347811066 is an abundant number, since it is smaller than the sum of its proper divisors (405779616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

347811066 is a wasteful number, since it uses less digits than its factorization.

347811066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19322845 (or 19322842 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 347811066 is about 18649.6934559258. The cubic root of 347811066 is about 703.2576500900.

The spelling of 347811066 in words is "three hundred forty-seven million, eight hundred eleven thousand, sixty-six".