349422081 has 8 divisors (see below), whose sum is σ = 467543520. Its totient is φ = 232124352.

The previous prime is 349422037. The next prime is 349422133. The reversal of 349422081 is 180224943.

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

It is not a de Polignac number, because 349422081 - 2¹⁷ = 349291009 is a prime.

It is a super-2 number, since 2×349422081² = 244191581380741122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (349422881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204936 + ... + 206633.

It is an arithmetic number, because the mean of its divisors is an integer number (58442940).

Almost surely, 2^349422081 is an apocalyptic number.

It is an amenable number.

349422081 is a deficient number, since it is larger than the sum of its proper divisors (118121439).

349422081 is a wasteful number, since it uses less digits than its factorization.

349422081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411855.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 349422081 is about 18692.8350177280. The cubic root of 349422081 is about 704.3417768691.

The spelling of 349422081 in words is "three hundred forty-nine million, four hundred twenty-two thousand, eighty-one".