349342547 has 8 divisors (see below), whose sum is σ = 357788112. Its totient is φ = 340984800.

The previous prime is 349342523. The next prime is 349342549. The reversal of 349342547 is 745243943.

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

It is a cyclic number.

It is not a de Polignac number, because 349342547 - 2¹⁴ = 349326163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349342549) 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, 13868 + ... + 29849.

It is an arithmetic number, because the mean of its divisors is an integer number (44723514).

Almost surely, 2^349342547 is an apocalyptic number.

349342547 is a deficient number, since it is larger than the sum of its proper divisors (8445565).

349342547 is a wasteful number, since it uses less digits than its factorization.

349342547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43909.

The product of its digits is 362880, while the sum is 41.

The square root of 349342547 is about 18690.7075039978. The cubic root of 349342547 is about 704.2883330326.

The spelling of 349342547 in words is "three hundred forty-nine million, three hundred forty-two thousand, five hundred forty-seven".