349047 has 6 divisors (see below), whose sum is σ = 504192. Its totient is φ = 232692.

The previous prime is 349043. The next prime is 349051. The reversal of 349047 is 740943.

It is an interprime number because it is at equal distance from previous prime (349043) and next prime (349051).

It is not a de Polignac number, because 349047 - 2² = 349043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 349047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19383 + ... + 19400.

It is an arithmetic number, because the mean of its divisors is an integer number (84032).

2³⁴⁹⁰⁴⁷ is an apocalyptic number.

349047 is a deficient number, since it is larger than the sum of its proper divisors (155145).

349047 is a wasteful number, since it uses less digits than its factorization.

349047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38789 (or 38786 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 349047 is about 590.8019972884. The cubic root of 349047 is about 70.4089665533.

The spelling of 349047 in words is "three hundred forty-nine thousand, forty-seven".