349247355 has 16 divisors (see below), whose sum is σ = 559812384. Its totient is φ = 185926400.

The previous prime is 349247347. The next prime is 349247399. The reversal of 349247355 is 553742943.

It is not a de Polignac number, because 349247355 - 2³ = 349247347 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12546 + ... + 29255.

It is an arithmetic number, because the mean of its divisors is an integer number (34988274).

Almost surely, 2^349247355 is an apocalyptic number.

349247355 is a deficient number, since it is larger than the sum of its proper divisors (210565029).

349247355 is a wasteful number, since it uses less digits than its factorization.

349247355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42366.

The product of its digits is 453600, while the sum is 42.

The square root of 349247355 is about 18688.1608244364. The cubic root of 349247355 is about 704.2243569477.

The spelling of 349247355 in words is "three hundred forty-nine million, two hundred forty-seven thousand, three hundred fifty-five".