349362512 has 20 divisors (see below), whose sum is σ = 716707476. Its totient is φ = 164405760.

The previous prime is 349362511. The next prime is 349362551. The reversal of 349362512 is 215263943.

It can be written as a sum of positive squares in 2 ways, for example, as 231770176 + 117592336 = 15224^2 + 10844^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349362511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 641939 + ... + 642482.

Almost surely, 2^349362512 is an apocalyptic number.

It is an amenable number.

349362512 is an abundant number, since it is smaller than the sum of its proper divisors (367344964).

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

349362512 is a wasteful number, since it uses less digits than its factorization.

349362512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284446 (or 1284440 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The square root of 349362512 is about 18691.2415852987. The cubic root of 349362512 is about 704.3017495192.

The spelling of 349362512 in words is "three hundred forty-nine million, three hundred sixty-two thousand, five hundred twelve".