347270397 has 8 divisors (see below), whose sum is σ = 463136640. Its totient is φ = 231458880.

The previous prime is 347270387. The next prime is 347270437. The reversal of 347270397 is 793072743.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 347270397 - 2⁴ = 347270381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347270317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4629 + ... + 26757.

It is an arithmetic number, because the mean of its divisors is an integer number (57892080).

Almost surely, 2^347270397 is an apocalyptic number.

It is an amenable number.

347270397 is a deficient number, since it is larger than the sum of its proper divisors (115866243).

347270397 is a wasteful number, since it uses less digits than its factorization.

347270397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27363.

The product of its (nonzero) digits is 222264, while the sum is 42.

The square root of 347270397 is about 18635.1924325991. The cubic root of 347270397 is about 702.8930586599.

The spelling of 347270397 in words is "three hundred forty-seven million, two hundred seventy thousand, three hundred ninety-seven".