349412238 has 192 divisors, whose sum is σ = 960664320. Its totient is φ = 93731904.

The previous prime is 349412197. The next prime is 349412243. The reversal of 349412238 is 832214943.

349412238 is a `hidden beast` number, since 3 + 4 + 9 + 412 + 238 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4209745 + ... + 4209827.

It is an arithmetic number, because the mean of its divisors is an integer number (5003460).

Almost surely, 2^349412238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 349412238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (480332160).

349412238 is an abundant number, since it is smaller than the sum of its proper divisors (611252082).

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

349412238 is a wasteful number, since it uses less digits than its factorization.

349412238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 175 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 349412238 is about 18692.5717331779. The cubic root of 349412238 is about 704.3351631856.

The spelling of 349412238 in words is "three hundred forty-nine million, four hundred twelve thousand, two hundred thirty-eight".