349006427 has 16 divisors (see below), whose sum is σ = 436722432. Its totient is φ = 270954720.

The previous prime is 349006367. The next prime is 349006429. The reversal of 349006427 is 724600943.

It is a cyclic number.

It is not a de Polignac number, because 349006427 - 2⁸ = 349006171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349006429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13148 + ... + 29510.

It is an arithmetic number, because the mean of its divisors is an integer number (27295152).

Almost surely, 2^349006427 is an apocalyptic number.

349006427 is a deficient number, since it is larger than the sum of its proper divisors (87716005).

349006427 is a wasteful number, since it uses less digits than its factorization.

349006427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16658.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 349006427 is about 18681.7137061887. The cubic root of 349006427 is about 704.0623834988.

The spelling of 349006427 in words is "three hundred forty-nine million, six thousand, four hundred twenty-seven".