347368240 has 20 divisors (see below), whose sum is σ = 807631344. Its totient is φ = 138947264.

The previous prime is 347368213. The next prime is 347368243. The reversal of 347368240 is 42863743.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 347368240.

It is not an unprimeable number, because it can be changed into a prime (347368243) 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, 2170972 + ... + 2171131.

Almost surely, 2^347368240 is an apocalyptic number.

It is an amenable number.

347368240 is an abundant number, since it is smaller than the sum of its proper divisors (460263104).

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

347368240 is a wasteful number, since it uses less digits than its factorization.

347368240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4342116 (or 4342110 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 347368240 is about 18637.8174687918. The cubic root of 347368240 is about 702.9590655412.

The spelling of 347368240 in words is "three hundred forty-seven million, three hundred sixty-eight thousand, two hundred forty".