347006385 has 24 divisors (see below), whose sum is σ = 656158464. Its totient is φ = 168245280.

The previous prime is 347006383. The next prime is 347006399. The reversal of 347006385 is 583600743.

It is a happy number.

It is not a de Polignac number, because 347006385 - 2¹ = 347006383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (347006381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 350017 + ... + 351006.

It is an arithmetic number, because the mean of its divisors is an integer number (27339936).

Almost surely, 2^347006385 is an apocalyptic number.

It is an amenable number.

347006385 is a deficient number, since it is larger than the sum of its proper divisors (309152079).

347006385 is a wasteful number, since it uses less digits than its factorization.

347006385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701045 (or 701042 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 347006385 is about 18628.1073917884. The cubic root of 347006385 is about 702.7148889006.

The spelling of 347006385 in words is "three hundred forty-seven million, six thousand, three hundred eighty-five".