349555436 has 12 divisors (see below), whose sum is σ = 620338320. Its totient is φ = 172315920.

The previous prime is 349555429. The next prime is 349555439. The reversal of 349555436 is 634555943.

It is not an unprimeable number, because it can be changed into a prime (349555439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615131 + ... + 615698.

It is an arithmetic number, because the mean of its divisors is an integer number (51694860).

Almost surely, 2^349555436 is an apocalyptic number.

It is an amenable number.

349555436 is a deficient number, since it is larger than the sum of its proper divisors (270782884).

349555436 is a wasteful number, since it uses less digits than its factorization.

349555436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230904 (or 1230902 counting only the distinct ones).

The product of its digits is 972000, while the sum is 44.

The square root of 349555436 is about 18696.4016858860. The cubic root of 349555436 is about 704.4313681842.

The spelling of 349555436 in words is "three hundred forty-nine million, five hundred fifty-five thousand, four hundred thirty-six".