347398797 has 4 divisors (see below), whose sum is σ = 463198400. Its totient is φ = 231599196.

The previous prime is 347398789. The next prime is 347398817. The reversal of 347398797 is 797893743.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 347398797 - 2³ = 347398789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (347358797) 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, 57899797 + ... + 57899802.

It is an arithmetic number, because the mean of its divisors is an integer number (115799600).

Almost surely, 2^347398797 is an apocalyptic number.

It is an amenable number.

347398797 is a deficient number, since it is larger than the sum of its proper divisors (115799603).

347398797 is a wasteful number, since it uses less digits than its factorization.

347398797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115799602.

The product of its digits is 8001504, while the sum is 57.

The square root of 347398797 is about 18638.6372087661. The cubic root of 347398797 is about 702.9796773760.

It can be divided in two parts, 347398 and 797, that added together give a triangular number (348195 = T₈₃₄).

The spelling of 347398797 in words is "three hundred forty-seven million, three hundred ninety-eight thousand, seven hundred ninety-seven".