349811149 has 16 divisors (see below), whose sum is σ = 366228544. Its totient is φ = 333849600.

The previous prime is 349811113. The next prime is 349811171. The reversal of 349811149 is 941118943.

It is a cyclic number.

It is not a de Polignac number, because 349811149 - 2¹⁷ = 349680077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349812149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 505894 + ... + 506584.

It is an arithmetic number, because the mean of its divisors is an integer number (22889284).

Almost surely, 2^349811149 is an apocalyptic number.

It is an amenable number.

349811149 is a deficient number, since it is larger than the sum of its proper divisors (16417395).

349811149 is a wasteful number, since it uses less digits than its factorization.

349811149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988.

The product of its digits is 31104, while the sum is 40.

The square root of 349811149 is about 18703.2389975640. The cubic root of 349811149 is about 704.6030990297.

The spelling of 349811149 in words is "three hundred forty-nine million, eight hundred eleven thousand, one hundred forty-nine".