349946077 has 8 divisors (see below), whose sum is σ = 378761600. Its totient is φ = 321401520.

The previous prime is 349946057. The next prime is 349946101. The reversal of 349946077 is 770649943.

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 349946077 - 2¹⁹ = 349421789 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 349946077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349946017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65049 + ... + 70222.

It is an arithmetic number, because the mean of its divisors is an integer number (47345200).

Almost surely, 2^349946077 is an apocalyptic number.

It is an amenable number.

349946077 is a deficient number, since it is larger than the sum of its proper divisors (28815523).

349946077 is a wasteful number, since it uses less digits than its factorization.

349946077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135483.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The square root of 349946077 is about 18706.8457255626. The cubic root of 349946077 is about 704.6936797773.

The spelling of 349946077 in words is "three hundred forty-nine million, nine hundred forty-six thousand, seventy-seven".